MONTHLY MEAN CENTRAL ENGLAND TEMPERATURE (DEGREES C) 1659-1973 MANLEY (Q.J.R.METEOROL.SOC., 1974) 1974 ON PARKER ET AL. (INT.J.CLIM., 1992) PARKER AND HORTON (INT.J.CLIM., 2005) DATE JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC YEAR 1659 3.0 4.0 6.0 7.0 11.0 13.0 16.0 16.0 13.0 10.0 5.0 2.0 8.87 1660 0.0 4.0 6.0 9.0 11.0 14.0 15.0 16.0 13.0 10.0 6.0 5.0 9.10 1661 5.0 5.0 6.0 8.0 11.0 14.0 15.0 15.0 13.0 11.0 8.0 6.0 9.78 1662 5.0 6.0 6.0 8.0 11.0 15.0 15.0 15.0 13.0 11.0 6.0 3.0 9.52 1663 1.0 1.0 5.0 7.0 10.0 14.0 15.0 15.0 13.0 10.0 7.0 5.0 8.63 1664 4.0 5.0 5.0 8.0 11.0 15.0 16.0 16.0 13.0 9.0 6.0 4.0 9.34 1665 1.0 1.0 5.0 7.0 10.0 14.0 16.0 15.0 13.0 9.0 6.0 2.0 8.29 1666 4.0 5.0 6.0 8.0 11.0 15.0 18.0 17.0 14.0 11.0 6.0 3.0 9.86 1667 0.0 4.0 2.0 7.0 10.0 15.0 17.0 16.0 13.0 9.0 6.0 3.0 8.52 1668 5.0 5.0 5.0 8.0 10.0 14.0 16.0 16.0 14.0 10.0 6.0 5.0 9.51 1669 1.0 4.0 5.0 7.0 11.0 15.0 17.0 16.0 14.0 10.0 6.0 2.0 9.02 1670 3.0 1.0 5.0 8.0 11.0 14.0 16.0 16.0 14.0 10.0 6.0 3.0 8.96 1671 4.0 3.5 5.0 7.5 11.5 13.5 16.0 15.5 13.5 8.5 6.0 4.0 9.08 1672 1.5 1.5 5.0 7.0 12.0 16.0 15.0 14.0 11.0 11.5 6.5 4.5 8.82 1673 5.0 1.5 5.5 7.0 11.0 14.5 15.5 15.5 11.5 7.5 5.0 0.5 8.38 1674 5.0 2.0 1.0 7.5 11.0 13.5 14.0 13.5 10.5 9.0 6.5 3.5 8.12 1675 3.0 2.0 3.0 7.0 10.5 11.5 15.0 14.5 10.5 8.0 4.5 4.5 7.88 1676 5.5 5.0 5.0 7.5 10.5 18.0 16.0 16.5 12.0 7.0 3.5 -0.5 8.84 1677 3.0 3.5 7.0 7.5 10.0 13.0 18.0 15.0 13.0 8.5 4.5 2.0 8.78 1678 1.5 2.0 4.0 6.5 11.0 14.5 16.5 15.0 15.0 8.5 6.0 0.5 8.45 1679 1.0 1.5 4.5 7.0 12.0 15.5 16.0 17.0 13.0 11.0 3.5 2.5 8.76 1680 3.5 3.5 6.0 6.5 10.5 13.0 16.0 15.0 14.5 10.5 6.5 1.0 8.89 1681 0.5 1.5 4.0 8.0 10.5 14.0 15.0 16.0 14.0 11.5 6.5 3.0 8.75 1682 6.0 2.0 4.5 6.5 11.5 14.0 15.0 14.5 13.0 9.5 5.5 6.0 9.05 1683 3.5 2.0 5.5 9.5 11.5 16.0 15.5 13.5 13.0 6.5 4.5 0.5 8.49 1684 -3.0 -1.0 3.0 6.5 13.0 15.0 16.0 15.5 12.0 11.0 3.0 4.0 7.95 1685 0.5 3.5 5.0 8.5 12.5 14.5 14.0 14.5 11.5 11.5 7.0 6.5 9.16 1686 6.5 6.0 7.0 8.5 12.5 15.5 16.5 14.5 13.0 9.0 6.5 6.0 10.15 1687 3.5 4.5 4.5 6.5 11.0 13.0 15.5 15.0 11.0 11.0 6.0 6.0 8.99 1688 3.5 1.5 3.5 5.5 10.5 13.0 15.5 15.0 12.0 7.0 4.0 3.0 7.86 1689 0.5 4.5 5.0 8.0 11.0 12.0 15.5 15.5 13.0 8.0 5.0 4.5 8.56 1690 4.0 4.5 4.5 8.0 9.5 13.5 15.5 15.0 13.0 8.5 6.5 4.5 8.94 1691 1.0 1.0 5.0 6.5 10.0 14.5 15.5 15.5 11.0 9.0 5.0 3.5 8.17 1692 2.0 0.0 4.0 7.5 9.0 13.5 15.0 15.0 11.5 6.5 5.0 3.5 7.73 1693 3.0 5.0 3.0 6.5 9.0 14.5 15.0 15.0 12.0 9.5 6.0 3.0 8.47 1694 0.0 5.0 3.5 7.5 9.0 13.0 15.0 13.0 10.5 7.5 5.5 2.5 7.67 1695 -1.0 0.5 3.5 5.5 9.0 13.0 13.5 13.0 11.5 9.0 5.5 4.0 7.29 1696 5.5 4.5 3.5 5.5 10.5 13.0 15.5 15.5 11.5 9.0 5.5 2.5 8.52 1697 1.0 0.5 5.5 7.0 11.5 13.0 15.5 14.5 12.0 9.0 4.0 2.5 8.05 1698 0.0 0.5 3.5 7.5 8.5 12.0 15.0 15.0 13.0 9.0 4.0 3.5 7.67 1699 3.4 3.4 3.9 6.4 10.0 14.4 17.2 15.0 13.3 9.4 5.6 3.6 8.83 1700 3.9 2.5 3.6 6.4 12.0 13.6 15.0 15.0 12.8 8.9 5.0 4.2 8.60 1701 2.8 2.5 2.8 4.7 10.9 14.2 18.3 16.1 14.7 7.5 6.4 3.6 8.75 1702 5.0 6.7 5.8 5.8 10.6 13.3 15.0 16.1 14.4 10.0 4.4 4.4 9.31 1703 2.2 3.9 5.6 8.3 11.9 13.9 16.1 16.1 10.6 7.8 7.2 5.1 9.09 1704 2.0 3.3 5.3 8.3 11.5 14.4 16.7 16.9 11.9 8.3 6.4 3.6 9.07 1705 2.8 3.9 4.4 7.8 11.2 12.2 15.6 17.5 11.9 8.9 3.9 4.4 8.75 1706 2.8 4.2 6.4 8.9 12.2 15.6 16.1 16.7 12.5 11.2 6.1 4.7 9.82 1707 3.5 3.0 5.0 8.5 11.0 16.0 17.0 16.0 14.0 8.5 6.5 3.5 9.41 1708 6.0 4.0 6.5 9.5 10.5 14.0 15.0 17.0 15.0 8.5 7.0 3.0 9.68 1709 -1.5 2.0 3.0 9.0 12.0 14.5 15.5 15.5 13.5 10.0 7.5 3.5 8.74 1710 2.5 3.5 6.0 6.5 11.5 14.5 15.0 15.5 13.5 9.5 8.0 7.5 9.49 1711 5.0 2.0 5.5 9.5 11.0 15.5 15.5 15.0 13.0 9.5 7.0 4.0 9.42 1712 3.0 4.5 5.0 7.5 11.0 15.0 16.0 15.0 13.0 9.5 6.0 4.0 9.14 1713 3.0 5.5 4.5 5.5 10.5 13.5 14.0 15.0 14.0 9.5 4.5 4.0 8.64 1714 4.0 5.5 5.0 7.5 10.0 14.5 18.0 15.0 13.0 10.5 6.0 4.0 9.44 1715 4.0 5.0 6.5 9.5 11.0 14.0 15.5 15.0 14.0 10.5 6.5 1.5 9.44 1716 -2.0 3.0 4.5 9.0 10.5 14.0 15.5 15.5 12.5 9.5 5.5 3.0 8.38 1717 4.5 2.5 4.5 7.5 11.0 14.0 15.0 15.5 13.5 9.5 5.5 5.0 9.04 1718 1.5 3.0 5.5 7.5 11.0 14.5 17.0 17.0 14.5 9.5 5.5 4.5 9.29 1719 3.0 4.0 5.0 7.0 11.5 15.0 18.0 17.0 14.0 9.5 6.0 3.5 9.49 1720 4.5 4.0 4.0 7.5 11.0 13.0 16.0 15.0 13.5 9.0 6.0 5.5 9.10 1721 4.0 2.0 3.5 8.5 9.5 14.0 15.5 16.0 14.0 9.0 6.0 4.5 8.91 1722 4.0 5.0 6.0 7.5 10.5 14.0 15.0 15.0 13.5 10.0 7.8 3.9 9.37 1723 1.1 4.4 7.5 8.9 11.7 15.0 15.3 15.6 13.3 11.1 7.5 5.8 9.80 1724 5.6 4.2 4.7 7.2 11.4 15.3 15.0 16.2 14.4 8.6 5.3 3.3 9.28 1725 4.4 3.3 5.0 8.1 10.8 12.2 13.8 13.3 12.8 9.4 6.9 3.9 8.69 1726 1.1 4.2 4.2 8.4 13.4 16.4 16.0 15.6 14.7 10.2 6.1 1.8 9.36 1727 4.2 5.0 5.1 9.2 13.6 14.9 16.9 16.9 14.4 10.8 4.7 3.6 9.97 1728 3.9 2.4 7.1 8.3 12.5 16.4 16.9 16.0 12.8 9.1 7.2 1.6 9.54 1729 1.2 2.3 2.8 7.1 10.3 15.1 16.8 15.7 16.6 10.1 8.1 5.0 9.29 1730 4.1 4.7 6.2 8.7 12.4 14.0 15.3 16.3 15.3 10.9 9.2 3.4 10.07 1731 1.9 2.2 6.0 6.8 12.1 15.6 16.3 16.7 15.3 12.3 7.8 5.2 9.90 1732 2.4 6.4 6.1 8.9 11.4 14.6 16.0 16.6 14.5 10.9 6.3 2.2 9.69 1733 6.9 6.0 5.9 10.0 11.2 15.2 18.3 16.1 12.8 9.1 6.5 7.6 10.50 1734 4.3 6.4 8.1 9.3 11.1 14.1 16.2 16.2 13.3 8.4 6.2 4.0 9.82 1735 4.4 4.0 5.8 8.9 10.9 13.3 14.8 16.2 14.2 10.3 6.3 5.4 9.57 1736 6.4 3.1 6.9 8.6 10.6 15.7 16.4 17.8 14.4 10.4 6.9 6.4 10.33 1737 6.2 4.2 6.1 8.8 12.5 15.9 17.4 13.8 14.2 8.9 6.1 4.9 9.95 1738 4.6 4.6 5.5 9.9 11.4 14.2 16.4 16.0 12.5 10.2 6.3 6.1 9.84 1739 4.0 6.8 5.8 6.7 11.6 15.2 16.0 14.7 13.1 9.6 3.7 3.2 9.21 1740 -2.8 -1.6 3.9 6.4 8.6 12.8 15.3 14.7 14.0 5.3 3.3 2.2 6.86 1741 1.7 4.4 4.2 7.1 9.3 15.2 15.6 16.7 14.7 11.0 7.8 3.9 9.32 1742 1.9 3.6 4.1 6.6 10.6 15.0 15.8 15.8 12.2 9.2 4.4 1.1 8.38 1743 3.6 5.4 5.3 5.4 13.3 15.6 14.9 16.9 14.2 8.9 9.3 4.9 9.83 1744 1.4 2.9 4.8 6.7 10.8 14.4 16.4 15.4 12.8 9.4 6.9 3.5 8.80 1745 3.8 2.3 4.4 7.5 11.4 12.2 16.1 15.0 14.2 10.3 5.8 2.7 8.85 1746 2.5 1.4 3.1 6.9 12.8 14.3 15.8 15.9 14.2 7.8 3.3 5.3 8.66 1747 3.3 5.8 2.5 8.1 12.2 14.7 16.9 18.3 14.4 9.4 6.9 5.3 9.84 1748 2.5 1.8 1.8 6.3 10.4 14.8 15.4 15.8 14.2 9.2 7.1 6.0 8.79 1749 5.3 3.6 5.3 6.8 12.3 11.9 17.2 15.6 13.8 10.1 6.7 4.7 9.49 1750 4.0 6.7 8.2 7.7 10.7 14.2 17.2 15.0 15.2 9.2 4.0 4.2 9.71 1751 4.0 1.5 6.2 7.1 9.3 14.9 15.3 14.6 12.6 8.3 4.3 3.0 8.47 1752 3.2 3.1 5.6 6.8 10.3 14.8 15.6 15.7 13.9 10.6 6.5 4.2 9.21 1753 2.2 3.6 6.0 7.5 12.1 14.6 15.2 15.7 13.1 10.0 4.6 4.4 9.12 1754 3.3 2.8 3.4 6.7 12.2 13.6 14.7 15.7 13.9 10.4 5.7 3.6 8.87 1755 2.2 1.2 3.9 10.0 9.4 15.7 15.0 14.6 13.5 8.4 4.7 3.9 8.58 1756 4.4 4.6 6.0 6.7 9.1 13.8 16.1 14.7 13.6 9.4 3.9 2.9 8.78 1757 0.3 4.0 4.9 8.1 10.7 14.0 18.4 15.2 13.3 8.2 7.1 3.2 8.97 1758 2.6 3.8 5.2 7.2 13.8 14.6 14.2 16.4 11.9 8.1 5.7 3.9 8.98 1759 5.9 5.8 6.1 8.6 12.1 15.0 18.2 16.3 13.5 10.9 5.1 2.5 10.03 1760 1.9 3.8 6.6 9.4 11.7 15.2 16.9 15.8 15.7 9.2 5.7 6.1 9.85 1761 5.4 5.8 6.8 9.4 11.9 14.3 15.8 16.4 14.2 9.4 6.2 4.4 10.02 1762 4.7 4.0 3.7 10.0 12.9 16.9 17.8 15.3 13.6 7.9 4.6 3.6 9.61 1763 -0.8 4.9 5.4 8.9 10.2 14.6 15.3 15.3 13.1 8.3 5.8 6.2 8.95 1764 3.7 3.8 3.9 7.2 12.2 13.9 16.1 15.2 12.5 8.9 4.4 2.8 8.73 1765 4.8 0.4 5.0 7.5 11.4 13.8 15.7 15.3 13.3 9.2 3.9 1.7 8.55 1766 0.7 1.7 4.2 8.1 9.7 13.7 15.7 16.6 13.3 9.3 7.2 3.3 8.66 1767 0.1 5.4 4.7 7.3 10.0 12.8 14.4 16.1 14.1 9.2 6.9 3.3 8.70 1768 0.8 4.8 4.7 8.1 12.2 13.9 15.6 16.0 11.7 9.2 5.6 4.6 8.95 1769 2.5 2.7 5.0 7.8 11.3 13.1 16.4 15.0 12.8 8.2 5.7 4.8 8.81 1770 3.7 4.6 2.5 5.4 10.0 13.1 15.3 15.8 13.9 8.9 5.3 3.6 8.53 1771 1.0 3.2 3.1 5.5 12.2 14.3 15.7 14.3 12.2 9.2 6.3 5.6 8.58 1772 1.2 1.9 4.4 6.4 10.1 16.1 16.9 16.1 13.0 11.7 7.2 4.8 9.17 1773 4.0 2.6 6.5 8.3 10.3 14.7 15.9 17.2 12.4 9.9 5.3 3.8 9.29 1774 0.6 4.3 6.4 8.6 10.9 14.7 16.1 16.1 12.5 10.3 4.8 3.5 9.09 1775 4.6 6.1 6.0 9.8 12.6 16.6 16.7 15.8 14.3 9.3 4.8 4.5 10.11 1776 -1.6 3.8 6.4 9.4 10.8 14.1 16.3 15.2 12.9 10.2 6.2 4.4 9.02 1777 1.9 2.3 6.8 7.2 11.7 13.6 15.3 15.9 14.6 10.2 6.9 2.6 9.12 1778 1.9 3.2 4.6 8.2 10.6 15.4 17.3 16.8 12.2 7.4 6.7 6.1 9.23 1779 2.9 7.9 7.9 9.4 11.9 14.4 17.9 17.6 15.2 10.9 5.7 3.1 10.41 1780 -0.9 2.1 7.9 6.3 12.8 14.2 16.8 17.6 15.6 9.1 4.4 3.2 9.12 1781 2.1 4.8 6.6 9.2 12.1 16.2 17.4 17.3 14.2 10.6 6.5 5.4 10.23 1782 5.2 1.9 4.1 5.2 9.0 14.9 15.6 14.2 13.3 7.6 2.3 2.8 8.05 1783 3.4 3.3 3.3 10.1 10.4 14.8 18.8 15.8 12.8 9.8 6.2 2.7 9.31 1784 -0.6 1.4 2.7 5.7 13.5 13.7 15.2 14.0 14.8 7.8 5.5 0.3 7.85 1785 3.4 0.4 1.2 8.4 12.3 16.1 16.1 13.9 13.6 8.7 5.6 2.8 8.58 1786 2.7 3.4 2.1 8.1 11.2 16.1 15.0 15.1 11.7 7.5 3.3 2.8 8.27 1787 3.6 5.9 6.8 7.4 11.5 13.9 15.8 15.6 12.8 9.8 4.5 3.8 9.31 1788 3.9 3.8 3.6 9.4 13.8 15.4 15.8 15.8 13.4 9.8 6.1 -0.3 9.22 1789 1.5 5.0 2.1 7.4 12.5 14.0 15.4 16.6 13.1 8.6 4.6 6.1 8.93 1790 4.3 6.6 6.4 6.1 11.9 14.6 14.9 15.6 12.2 10.3 6.1 4.3 9.46 1791 4.3 4.7 6.5 9.6 10.6 14.7 15.3 15.9 13.8 8.9 5.9 1.1 9.29 1792 2.3 4.5 5.9 10.0 10.2 13.2 15.3 16.9 11.8 8.8 7.1 4.3 9.20 1793 2.8 4.6 4.2 6.2 10.9 13.5 17.6 15.0 11.7 11.3 6.0 5.3 9.13 1794 1.8 7.2 7.0 10.2 11.3 15.7 18.1 15.5 12.5 9.6 6.1 3.7 9.90 1795 -3.1 0.8 3.9 7.7 10.9 13.2 15.2 16.6 16.0 11.7 4.5 6.6 8.71 1796 7.3 4.7 4.2 10.2 10.3 13.9 14.7 15.9 14.6 8.1 4.6 -0.3 9.02 1797 3.5 4.6 4.3 7.4 11.3 13.6 17.3 15.8 12.5 8.2 4.7 4.8 9.03 1798 3.6 4.0 5.1 10.4 12.9 16.9 16.3 16.4 13.6 9.9 4.7 1.5 9.63 1799 1.7 2.8 3.4 5.4 9.6 14.1 15.2 14.4 12.9 8.3 5.6 1.3 7.92 1800 2.8 2.2 4.0 9.3 12.3 13.9 17.7 16.8 13.9 9.2 5.4 3.3 9.28 1801 4.6 4.8 6.7 8.3 12.1 14.8 16.1 17.1 14.2 10.2 4.8 1.5 9.63 1802 1.6 3.7 5.6 8.9 10.6 13.7 13.5 17.2 13.8 10.1 5.1 3.6 8.98 1803 1.8 3.4 6.3 9.1 10.5 13.7 17.6 16.1 11.4 9.3 5.0 4.4 9.09 1804 5.8 2.9 4.7 6.9 13.3 16.1 15.9 15.6 14.2 10.7 6.6 2.1 9.59 1805 2.1 4.1 6.2 8.3 10.2 13.2 16.0 16.4 14.6 8.2 4.8 3.6 9.00 1806 4.2 4.3 5.1 6.8 12.1 14.9 15.4 16.2 13.4 10.6 7.8 6.8 9.84 1807 2.8 3.7 2.9 7.7 11.8 14.2 17.1 16.9 10.5 11.4 2.9 1.9 8.69 1808 2.6 2.8 3.2 5.8 13.7 14.8 18.4 16.7 12.7 7.2 6.0 2.2 8.86 1809 2.0 5.7 6.0 5.2 13.1 13.7 15.1 14.8 12.7 10.2 4.6 4.1 8.96 1810 2.2 3.5 4.9 8.2 9.2 14.6 15.2 14.6 13.9 9.8 5.4 3.6 8.78 1811 1.2 4.6 7.1 8.9 12.8 14.1 16.1 14.4 13.7 12.3 7.7 3.1 9.69 1812 2.6 5.3 3.5 5.5 10.9 13.0 14.2 14.3 13.2 9.3 4.9 1.7 8.21 1813 1.9 5.8 6.8 7.6 11.6 13.6 15.0 14.5 12.5 8.1 4.3 2.8 8.72 1814 -2.9 1.4 2.9 9.6 9.2 12.2 16.0 14.7 12.8 8.1 4.7 4.3 7.78 1815 0.3 6.5 7.3 8.1 12.6 14.3 14.9 15.3 13.4 10.3 3.4 2.3 9.07 1816 2.7 2.1 3.9 6.6 9.9 12.8 13.4 13.9 11.8 10.3 3.9 3.1 7.89 1817 4.5 6.4 5.5 7.6 8.7 15.1 14.1 13.6 13.2 6.4 9.1 2.5 8.89 1818 4.4 2.7 4.5 6.9 11.3 16.4 18.2 15.3 13.3 12.0 9.5 3.6 9.88 1819 4.4 4.3 6.8 8.6 11.5 13.4 16.4 17.4 13.4 9.1 4.1 1.4 9.27 1820 -0.3 3.2 4.7 8.9 11.4 13.6 15.7 14.7 12.3 8.1 5.6 4.7 8.56 1821 3.6 2.1 5.7 9.5 9.4 12.3 14.8 16.4 14.9 10.4 8.6 6.4 9.55 1822 4.7 6.3 7.8 8.3 12.7 17.1 15.6 15.2 12.4 10.7 8.2 1.6 10.06 1823 -0.1 3.1 5.0 6.7 12.2 12.3 14.1 14.4 12.5 8.4 7.1 4.8 8.40 1824 4.3 4.7 4.6 7.4 10.7 13.4 16.0 15.1 13.7 9.5 7.2 5.1 9.32 1825 3.8 3.9 5.0 9.1 11.6 14.1 17.2 16.3 15.1 10.8 5.2 4.6 9.76 1826 0.4 6.4 6.3 8.8 11.2 17.3 17.9 17.6 13.6 11.1 4.4 5.8 10.09 1827 1.7 0.7 5.9 8.9 11.9 14.2 16.5 14.8 13.7 11.4 6.9 6.9 9.51 1828 5.1 5.2 6.6 8.3 12.4 15.4 16.0 15.3 14.3 10.2 7.4 7.4 10.32 1829 0.3 4.3 4.3 6.7 12.5 14.9 15.1 14.3 11.3 8.3 4.5 1.4 8.18 1830 -0.2 2.2 7.7 8.9 12.0 12.7 16.2 13.7 11.9 10.4 6.9 1.8 8.72 1831 1.6 4.8 7.2 9.2 11.5 15.4 16.7 16.9 13.7 12.7 5.6 5.8 10.13 1832 3.1 3.4 5.8 8.6 10.9 15.2 15.9 15.4 13.6 10.7 5.9 5.2 9.49 1833 1.2 5.6 3.9 7.7 15.1 14.6 15.8 14.3 12.1 10.1 6.6 6.9 9.52 1834 7.1 5.6 7.1 7.7 13.0 15.4 16.9 16.2 13.8 10.6 6.7 5.6 10.51 1835 2.9 5.7 5.8 8.6 11.3 15.0 16.4 16.9 13.4 8.9 6.6 3.1 9.57 1836 3.7 3.5 5.8 7.2 11.1 15.3 15.4 14.6 11.7 8.6 5.3 4.1 8.88 1837 2.7 4.7 2.3 4.7 9.9 15.5 16.9 15.7 12.5 10.5 5.2 5.3 8.85 1838 -1.5 0.4 4.9 6.1 10.5 14.4 15.6 15.1 12.7 9.8 4.6 4.0 8.10 1839 2.8 4.1 4.2 6.4 10.2 14.3 14.9 14.6 12.4 9.3 7.3 3.7 8.71 1840 4.1 3.6 3.8 9.7 11.4 14.1 13.8 15.9 11.1 7.5 5.8 1.3 8.52 1841 1.1 2.4 7.5 7.8 12.7 12.9 13.8 14.6 13.4 8.7 5.2 4.4 8.75 1842 0.6 4.2 6.4 7.8 11.4 15.6 14.5 17.1 13.2 7.2 5.5 7.2 9.25 1843 4.0 1.9 5.6 8.5 10.4 12.8 14.8 15.3 14.4 7.9 5.7 7.4 9.10 1844 3.8 1.6 4.7 9.8 10.8 14.7 15.4 13.5 13.3 9.2 5.9 0.4 8.60 1845 3.2 0.9 2.0 8.6 9.5 14.9 14.3 13.5 11.4 9.5 6.7 4.6 8.30 1846 6.3 6.4 6.1 7.8 12.3 18.2 16.5 16.6 14.7 9.5 6.9 0.5 10.16 1847 2.2 2.4 5.6 6.6 12.3 13.9 17.5 15.2 11.5 10.7 7.9 4.8 9.26 1848 1.3 6.1 5.9 8.2 13.9 14.5 15.6 13.6 12.8 9.7 5.8 5.6 9.42 1849 3.9 5.7 6.1 6.4 12.1 13.9 15.4 15.6 13.3 9.2 6.6 3.4 9.32 1850 0.7 6.4 4.7 9.0 10.1 15.4 16.2 14.5 12.3 7.9 7.4 4.6 9.10 1851 5.6 4.7 5.8 7.4 10.4 14.3 14.6 15.5 12.7 10.8 3.1 4.8 9.18 1852 4.9 4.7 5.2 8.2 10.6 13.2 18.7 15.8 12.9 7.8 7.9 7.7 9.82 1853 5.1 0.6 3.4 7.6 10.9 14.3 14.9 14.7 12.3 10.1 5.2 1.3 8.41 1854 3.6 4.3 6.7 9.2 10.3 13.2 15.4 15.2 14.4 9.4 4.9 5.1 9.34 1855 2.4 -1.7 3.3 7.1 8.8 13.3 16.8 15.7 13.2 9.7 5.3 2.4 8.09 1856 3.7 5.3 4.4 8.1 9.4 13.5 15.3 16.9 12.5 10.7 4.8 4.4 9.10 1857 2.6 4.3 5.3 7.5 11.3 15.8 16.4 17.4 14.5 11.3 7.2 7.3 10.11 1858 3.4 1.8 4.9 7.7 10.8 16.8 14.8 15.8 14.7 9.6 4.3 4.8 9.16 1859 4.9 5.7 7.3 7.5 11.7 14.8 18.3 16.2 12.9 9.6 4.8 1.6 9.64 1860 3.5 1.7 4.7 5.9 11.5 12.3 14.5 13.6 11.2 9.8 4.5 1.5 7.92 1861 1.7 4.9 6.3 7.5 10.4 14.8 15.0 15.9 13.1 11.8 4.2 3.9 9.15 1862 3.9 5.1 5.5 8.8 12.3 12.7 14.2 14.6 13.0 10.3 3.2 6.5 9.21 1863 4.9 5.8 6.5 8.8 10.6 13.6 15.2 15.5 11.6 9.9 7.3 6.3 9.69 1864 2.4 2.3 4.7 8.8 12.4 13.6 15.5 14.2 13.3 9.8 5.5 3.7 8.87 1865 2.1 2.3 2.9 10.6 12.6 15.6 16.6 15.1 16.3 9.7 6.7 5.8 9.72 1866 5.8 4.4 4.8 8.6 10.0 15.5 15.5 14.7 12.8 10.7 6.9 6.1 9.68 1867 1.2 6.9 3.1 9.3 11.4 14.1 14.9 16.3 13.6 9.3 4.8 3.4 9.03 1868 3.9 6.3 6.8 8.7 13.5 15.5 18.3 16.8 14.3 8.4 4.9 7.2 10.40 1869 5.6 7.5 3.8 10.1 9.6 13.2 17.3 15.5 14.4 9.7 5.8 2.9 9.62 1870 3.3 2.8 4.7 9.2 11.7 15.2 17.5 15.7 12.9 9.5 4.7 0.6 9.02 1871 0.5 6.1 7.3 8.7 11.3 12.8 15.2 17.2 12.7 9.8 3.4 3.6 9.07 1872 5.0 6.9 6.8 8.2 9.7 14.1 17.1 15.3 13.2 8.4 7.0 5.3 9.76 1873 5.2 1.8 5.4 7.7 9.9 14.2 16.2 15.4 11.8 8.6 6.3 5.3 9.03 1874 5.5 3.9 6.7 9.8 10.0 13.9 17.3 15.1 13.6 10.4 5.6 -0.2 9.33 1875 6.4 2.3 5.1 8.6 12.3 14.2 14.8 16.1 14.9 8.9 5.4 4.2 9.48 1876 3.2 4.8 4.5 7.9 9.6 14.3 17.2 16.5 12.7 11.3 6.1 6.0 9.53 1877 5.5 6.2 4.9 7.0 9.1 15.2 14.7 15.2 11.2 9.3 7.1 4.7 9.19 1878 4.6 5.6 5.4 8.9 11.8 15.1 16.6 16.2 13.3 10.2 3.5 -0.3 9.26 1879 -0.7 3.1 4.7 5.7 8.9 12.9 13.6 14.5 12.6 8.9 4.1 0.7 7.44 1880 0.9 5.8 6.2 7.9 10.4 13.8 15.5 16.4 14.6 7.1 5.4 5.1 9.10 1881 -1.5 3.2 5.3 7.3 11.8 13.7 16.2 13.9 12.7 7.3 8.9 3.9 8.58 1882 5.2 6.1 7.4 8.4 11.5 13.1 15.2 14.9 12.1 9.9 5.7 3.9 9.47 1883 4.7 5.9 1.9 8.1 10.6 13.9 14.5 15.3 13.3 9.7 5.8 4.6 9.04 1884 6.5 5.3 6.5 7.2 11.3 14.1 16.3 17.2 14.5 9.4 5.3 4.4 9.85 1885 2.9 5.8 4.5 7.7 8.9 13.9 16.3 13.6 12.2 7.5 5.9 3.7 8.58 1886 2.1 1.5 4.2 7.6 10.3 13.6 15.9 15.8 13.6 11.3 6.6 1.9 8.74 1887 2.4 3.8 3.3 6.2 9.4 15.3 17.3 15.7 11.8 7.1 4.4 2.6 8.30 1888 3.2 1.8 3.1 6.2 10.7 13.2 13.7 14.1 12.2 7.9 7.7 4.9 8.24 1889 3.4 2.9 4.7 7.1 12.9 15.3 15.3 14.7 12.8 8.6 6.9 3.3 9.02 1890 5.7 3.1 6.2 7.1 11.7 13.5 14.5 14.1 14.6 9.4 5.7 -0.8 8.76 1891 1.3 3.9 3.8 6.2 9.5 14.7 15.1 14.1 14.2 9.4 5.6 4.1 8.51 1892 2.3 3.6 2.7 7.3 11.6 13.4 14.3 15.2 12.4 7.1 6.4 1.8 8.18 1893 2.2 4.7 7.2 10.3 13.1 15.6 16.4 17.4 12.9 9.9 5.2 4.8 10.01 1894 3.4 5.1 6.7 9.7 9.2 13.5 15.9 14.2 11.6 9.3 7.9 5.1 9.32 1895 0.2 -1.8 5.1 8.2 12.4 14.8 15.2 15.8 15.4 7.1 7.5 3.9 8.70 1896 4.8 4.6 6.7 9.1 11.9 16.2 16.2 14.3 13.1 6.9 4.3 3.9 9.34 1897 1.6 5.8 6.5 7.1 10.0 15.1 16.5 16.2 12.1 9.9 7.6 4.7 9.44 1898 6.6 4.8 4.3 8.5 10.2 13.6 15.3 16.5 15.2 11.3 7.2 7.3 10.10 1899 4.9 5.1 5.1 7.8 9.9 15.7 17.3 17.8 13.2 8.8 8.5 2.2 9.71 1900 4.4 2.6 3.7 8.3 10.3 14.7 17.7 15.1 13.6 9.8 7.3 7.2 9.60 1901 3.5 2.3 4.1 8.6 11.5 13.9 18.0 15.6 13.9 9.7 4.8 3.4 9.15 1902 4.7 1.5 6.7 7.5 8.9 13.9 14.7 14.3 12.8 9.6 6.8 4.6 8.88 1903 4.2 7.1 7.1 6.4 11.1 13.0 15.3 14.3 13.1 10.5 6.4 3.3 9.33 1904 4.1 3.4 4.3 8.7 10.9 13.3 17.1 15.1 12.5 9.7 5.2 3.7 9.02 1905 3.6 5.2 6.8 7.3 10.8 14.7 17.2 14.7 12.4 7.1 4.9 4.9 9.16 1906 5.3 3.1 5.1 7.3 10.5 14.3 15.8 16.7 13.9 10.9 7.3 3.0 9.47 1907 3.6 2.8 6.3 7.6 10.5 12.4 14.1 14.3 13.6 9.8 6.5 4.6 8.88 1908 2.5 5.3 4.3 6.0 12.4 14.3 15.8 14.6 12.9 11.8 7.4 3.9 9.28 1909 3.5 2.9 3.7 8.7 11.0 11.8 14.6 15.4 11.9 10.4 4.8 3.9 8.59 1910 3.5 5.1 6.1 7.3 11.2 14.7 14.2 15.2 12.5 10.6 3.2 6.4 9.20 1911 3.8 4.8 5.2 7.5 12.9 14.5 18.2 18.2 13.9 9.3 6.1 6.2 10.09 1912 3.6 5.4 7.2 8.8 12.1 13.9 16.1 12.9 11.1 8.2 6.3 6.7 9.37 1913 4.5 4.8 6.2 8.1 11.4 14.3 14.6 15.2 14.1 10.9 8.4 5.1 9.83 1914 3.7 6.8 6.1 9.8 10.8 14.5 15.8 16.1 13.3 10.3 6.8 4.6 9.90 1915 4.1 4.3 5.2 7.9 10.8 14.4 14.6 15.3 13.4 9.1 2.8 5.3 8.96 1916 7.5 3.8 3.3 8.2 11.6 11.8 15.3 16.4 13.0 10.6 6.8 1.9 9.20 1917 1.6 0.9 3.2 5.4 12.8 15.2 16.1 15.3 14.0 7.5 7.8 2.3 8.55 1918 3.8 6.5 5.7 6.7 13.0 13.3 15.4 16.1 11.9 9.3 5.5 6.9 9.53 1919 2.9 1.9 3.6 7.1 13.5 14.3 13.9 15.7 12.7 7.4 3.3 5.5 8.53 1920 5.2 6.0 7.2 8.2 11.8 14.4 14.1 13.6 13.0 10.4 6.8 4.2 9.58 1921 7.3 4.8 7.4 8.0 11.5 14.7 18.5 15.4 14.1 12.8 4.6 6.5 10.51 1922 3.7 4.4 4.6 5.5 12.7 13.8 13.7 13.6 12.2 8.2 5.9 5.8 8.70 1923 5.6 5.6 6.5 7.6 9.2 12.5 17.5 15.2 12.5 9.7 3.3 3.8 9.11 1924 4.7 3.3 4.1 6.9 11.6 13.9 15.3 14.1 13.3 10.1 7.1 6.8 9.29 1925 5.3 5.2 4.9 7.5 11.6 15.0 16.8 15.4 11.5 10.4 3.6 2.8 9.20 1926 4.6 6.8 6.3 9.3 10.2 13.6 17.1 16.2 14.4 8.1 5.9 4.2 9.74 1927 4.6 3.9 7.3 7.9 11.2 12.6 15.9 15.7 12.5 10.5 6.2 2.1 9.24 1928 5.2 5.8 6.3 8.5 10.9 12.9 16.1 15.3 12.8 10.1 7.6 3.4 9.59 1929 1.3 0.4 6.2 6.8 11.3 13.3 16.0 15.4 15.3 9.6 6.7 5.8 9.06 1930 5.6 2.5 5.3 8.3 10.7 15.3 15.2 15.7 13.6 10.5 6.2 4.3 9.47 1931 3.2 3.9 4.2 7.7 11.4 14.4 15.3 14.4 11.5 8.8 7.8 5.3 9.02 1932 6.3 2.9 4.7 6.9 10.5 14.1 16.1 17.1 12.9 8.8 6.6 5.7 9.41 1933 2.2 4.3 7.3 8.8 12.2 15.6 17.8 17.6 14.9 10.1 5.6 1.6 9.86 1934 4.1 3.8 4.8 8.0 11.3 14.9 18.2 15.4 14.6 10.6 6.1 8.1 10.03 1935 4.5 5.8 6.6 8.2 9.9 15.1 17.1 16.6 13.6 9.5 6.9 2.8 9.74 1936 3.7 2.6 7.1 6.3 11.5 14.7 15.3 16.1 14.4 9.4 5.5 5.3 9.35 1937 5.2 5.6 3.6 9.2 12.2 14.1 16.1 16.9 13.4 10.4 5.1 3.0 9.59 1938 5.7 5.1 9.1 7.6 10.7 14.4 15.2 16.3 13.8 10.5 9.4 4.4 10.21 1939 4.2 5.6 5.8 8.8 11.4 14.2 15.5 16.4 14.2 8.2 8.7 3.2 9.70 1940 -1.4 2.6 6.0 8.7 12.5 16.4 15.1 15.6 12.8 9.6 6.9 3.8 9.06 1941 0.5 3.5 5.1 6.4 9.4 15.1 17.3 14.7 14.5 10.4 6.6 5.6 9.12 1942 0.9 0.1 5.2 9.2 11.1 14.4 15.5 16.6 13.6 10.4 4.9 6.7 9.11 1943 4.9 6.1 6.5 10.5 11.8 14.4 16.4 16.1 13.3 10.6 6.3 3.5 10.05 1944 5.8 3.6 5.2 10.2 11.4 13.5 16.5 17.0 12.5 9.3 6.2 3.6 9.59 1945 0.4 7.1 7.9 10.1 12.2 14.6 16.7 15.9 14.4 11.9 7.2 4.9 10.29 1946 2.7 5.9 5.1 9.9 10.7 13.1 16.3 14.7 14.0 9.8 8.1 3.1 9.46 1947 2.2 -1.9 3.6 8.6 13.5 15.5 17.0 18.6 14.9 10.6 7.2 5.1 9.65 1948 5.4 4.7 8.3 9.0 11.4 13.5 15.8 15.1 13.8 10.1 7.3 5.7 10.03 1949 5.5 5.7 5.1 10.0 11.2 15.3 17.4 16.8 16.3 11.7 6.6 5.8 10.64 1950 4.2 5.3 7.4 7.6 11.3 16.2 15.9 15.6 12.9 9.6 5.7 1.2 9.43 1951 3.9 3.7 4.1 6.8 10.1 14.0 16.3 14.8 14.1 9.4 8.5 5.5 9.30 1952 2.7 3.4 6.6 9.6 13.4 14.4 16.8 15.8 10.7 8.8 4.2 2.8 9.12 1953 3.3 4.3 5.6 7.3 12.6 14.4 15.5 16.2 13.8 9.7 8.5 6.9 9.87 1954 2.9 2.6 5.8 7.6 11.2 13.4 14.2 14.6 12.7 11.9 6.9 6.8 9.26 1955 2.6 1.2 3.2 9.3 9.7 13.8 17.7 18.1 14.2 9.2 7.0 5.4 9.33 1956 3.6 -0.2 6.2 6.9 11.7 13.1 15.8 13.5 14.3 9.4 6.0 5.7 8.87 1957 5.5 5.3 9.2 8.9 10.3 15.2 16.3 15.4 12.5 10.8 6.4 4.5 10.06 1958 3.4 4.7 3.7 7.4 11.1 14.1 15.9 15.8 15.1 10.8 6.4 4.7 9.45 1959 1.6 4.4 7.3 9.4 12.8 15.2 17.3 17.2 14.9 12.6 7.1 6.0 10.52 1960 3.8 4.1 6.4 8.9 12.8 16.1 15.1 15.0 13.1 10.3 7.3 3.9 9.75 1961 3.9 6.9 8.2 10.0 11.0 14.4 15.2 15.4 15.2 10.9 6.0 2.2 9.95 1962 4.3 4.4 2.8 7.7 10.3 13.7 15.1 14.5 12.6 10.4 5.5 1.8 8.61 1963 -2.1 -0.7 6.0 8.7 10.6 14.9 15.2 14.3 12.9 11.1 8.2 2.6 8.52 1964 3.4 4.5 4.3 8.7 13.3 13.8 16.1 15.5 14.1 8.9 7.4 3.6 9.48 1965 3.3 3.1 5.2 8.0 11.7 14.7 14.0 14.9 12.3 11.0 4.5 4.7 8.99 1966 2.9 5.7 6.5 7.2 11.0 15.4 15.0 14.7 13.8 10.1 5.6 5.5 9.47 1967 4.5 5.4 7.0 7.7 10.4 14.0 16.7 15.7 13.5 10.8 5.4 4.2 9.64 1968 4.4 1.9 6.3 8.1 9.8 14.8 15.0 15.4 13.9 12.5 6.5 3.0 9.32 1969 5.5 1.0 3.3 7.4 11.2 13.9 16.8 16.4 13.9 13.0 5.4 3.3 9.32 1970 3.7 2.9 3.7 6.7 13.0 16.4 15.2 16.0 14.4 10.7 7.8 4.3 9.60 1971 4.5 4.5 4.9 7.9 11.6 12.4 16.9 15.6 14.0 11.3 6.0 6.6 9.72 1972 3.9 4.3 6.5 8.2 10.5 11.8 15.6 15.1 11.7 10.6 6.3 5.8 9.22 1973 4.5 4.3 6.2 7.0 11.4 14.8 15.6 16.5 14.3 9.0 6.0 4.9 9.57 1974 5.9 5.4 5.8 8.2 11.0 13.9 15.2 15.2 12.1 7.8 6.8 8.1 9.64 1975 6.8 4.4 4.8 8.3 9.9 14.7 17.4 18.7 13.5 9.9 6.3 5.3 10.04 1976 5.9 4.5 4.8 8.1 12.1 17.0 18.7 17.6 13.4 10.6 6.3 2.0 10.10 1977 2.8 5.2 6.9 7.2 10.6 12.2 15.9 15.2 13.3 11.8 6.6 6.1 9.51 1978 3.4 2.8 6.7 6.5 11.7 13.7 14.8 15.0 14.2 11.9 8.5 3.9 9.47 1979 -0.4 1.2 4.7 7.8 10.0 13.9 16.2 14.9 13.5 11.3 6.8 5.8 8.85 1980 2.3 5.7 4.7 8.8 11.2 13.8 14.7 15.9 14.7 9.0 6.6 5.6 9.42 1981 4.9 3.0 7.9 7.8 11.2 13.2 15.5 16.2 14.5 8.6 7.8 0.3 9.28 1982 2.6 4.8 6.1 8.6 11.6 15.5 16.5 15.7 14.2 10.1 8.0 4.4 9.86 1983 6.7 1.7 6.4 6.8 10.3 14.4 19.5 17.3 13.7 10.5 7.5 5.6 10.10 1984 3.8 3.3 4.7 8.1 9.9 14.5 16.9 17.6 13.7 11.1 8.0 5.2 9.75 1985 0.8 2.1 4.7 8.3 10.9 12.7 16.2 14.6 14.6 11.0 4.1 6.3 8.90 1986 3.5 -1.1 4.9 5.8 11.1 14.8 15.9 13.7 11.3 11.0 7.8 6.2 8.81 1987 0.8 3.6 4.1 10.3 10.1 12.8 15.9 15.6 13.6 9.7 6.5 5.6 9.08 1988 5.3 4.9 6.4 8.2 11.9 14.4 14.7 15.2 13.2 10.4 5.2 7.5 9.80 1989 6.1 5.9 7.5 6.6 13.0 14.6 18.2 16.6 14.7 11.7 6.2 4.9 10.54 1990 6.5 7.3 8.3 8.0 12.6 13.6 16.9 18.0 13.2 11.9 6.9 4.3 10.65 1991 3.3 1.5 7.9 7.9 10.8 12.1 17.3 17.1 14.7 10.2 6.8 4.7 9.58 1992 3.7 5.4 7.5 8.7 13.6 15.7 16.2 15.3 13.4 7.8 7.4 3.6 9.87 1993 5.9 4.6 6.7 9.5 11.4 15.0 15.2 14.6 12.4 8.5 4.6 5.5 9.52 1994 5.3 3.2 7.7 8.1 10.7 14.5 18.0 16.0 12.7 10.2 10.1 6.4 10.29 1995 4.8 6.5 5.6 9.1 11.6 14.3 18.6 19.2 13.7 12.9 7.7 2.3 10.55 1996 4.3 2.5 4.5 8.5 9.1 14.4 16.5 16.5 13.6 11.7 5.9 2.9 9.22 1997 2.5 6.7 8.4 9.0 11.5 14.1 16.7 18.9 14.2 10.2 8.4 5.8 10.56 1998 5.2 7.3 7.9 7.7 13.1 14.2 15.5 15.9 14.9 10.6 6.2 5.5 10.35 1999 5.5 5.3 7.4 9.4 12.9 13.9 17.7 16.1 15.6 10.7 7.9 5.0 10.65 2000 4.9 6.3 7.6 7.8 12.1 15.1 15.5 16.6 14.7 10.3 7.0 5.8 10.32 2001 3.2 4.4 5.2 7.7 12.6 14.3 17.2 16.8 13.4 13.3 7.5 3.6 9.97 2002 5.5 7.0 7.6 9.3 11.8 14.4 16.0 17.0 14.4 10.1 8.5 5.7 10.63 2003 4.5 3.9 7.5 9.6 12.1 16.1 17.6 18.3 14.3 9.2 8.1 4.8 10.54 2004 5.2 5.4 6.5 9.4 12.1 15.3 15.8 17.6 14.9 10.5 7.7 5.4 10.50 2005 6.0 4.3 7.2 8.9 11.4 15.5 16.9 16.2 15.2 13.1 6.2 4.4 10.48 2006 4.3 3.7 4.9 8.6 12.3 15.9 19.7 16.1 16.8 13.0 8.1 6.5 10.87 2007 7.0 5.8 7.2 11.2 11.9 15.1 15.2 15.4 13.8 10.9 7.3 4.9 10.50 2008 6.6 5.4 6.1 7.9 13.4 13.9 16.2 16.2 13.5 9.7 7.0 3.5 9.97 2009 3.0 4.1 7.0 10.0 12.1 14.8 16.1 16.6 14.2 11.6 8.7 3.1 10.14 2010 1.4 2.8 6.1 8.8 10.7 15.2 17.1 15.3 13.8 10.3 5.2 -0.7 8.86 2011 3.7 6.4 6.7 11.8 12.2 13.8 15.2 15.4 15.1 12.6 9.6 6.0 10.72 2012 5.4 3.8 8.3 7.2 11.7 13.5 15.5 16.6 13.0 9.7 6.8 4.8 9.72 2013 3.5 3.2 2.7 7.5 10.4 13.6 18.3 16.9 13.7 12.5 6.2 6.3 9.61 2014 5.7 6.2 7.6 10.2 12.2 15.1 17.7 14.9 15.1 12.5 8.6 5.2 10.95 2015 4.4 4.0 6.4 9.0 10.8 14.0 15.9 15.9 12.6 11.0 9.5 9.7 10.31 2016 5.4 4.9 5.8 7.5 12.5 15.2 16.9 17.0 16.0 10.9 5.6 6.0 10.34 2017 4.0 6.1 8.7 8.9 13.2 16.0 16.8 15.6 13.5 12.4 6.8 4.8 10.58 2018 5.3 2.9 4.9 9.8 13.2 16.1 19.1 16.6 13.7 10.6 8.3 6.9 10.68 2019 4.0 6.7 7.8 9.1 11.1 14.2 17.5 17.1 14.3 10.0 6.2 5.8 10.34 2020 6.4 6.3 6.7 10.4 12.5 15.3 15.7 -99.9 -99.9 -99.9 -99.9 -99.9 -99.99