year,series_key,series_label,unit,value
1895,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.034
1896,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.089
1897,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.166
1898,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.054
1899,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.043
1900,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.124
1901,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.328
1902,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.052
1903,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.001
1904,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.006
1905,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.037
1906,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.027
1907,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.019
1908,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.023
1909,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.043
1910,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.051
1911,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.204
1912,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.033
1913,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.097
1914,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.105
1915,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.03
1916,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.145
1917,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.182
1918,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.238
1919,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.026
1920,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.004
1921,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.139
1922,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.004
1923,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.024
1924,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.032
1925,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.159
1926,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.058
1927,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.008
1928,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.046
1929,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.02
1930,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.524
1931,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.572
1932,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.118
1933,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.199
1934,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.898
1935,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.166
1936,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,1.338
1937,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.063
1938,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.035
1939,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.09
1940,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.221
1941,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.185
1942,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.067
1943,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.066
1944,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.062
1945,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.003
1946,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.008
1947,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.168
1948,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.095
1949,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.058
1950,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.014
1951,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.061
1952,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.191
1953,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.076
1954,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.284
1955,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.145
1956,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.027
1957,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.004
1958,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.016
1959,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.015
1960,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.035
1961,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.042
1962,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.021
1963,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.021
1964,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.032
1965,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.004
1966,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.042
1967,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.003
1968,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.016
1969,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.027
1970,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.014
1971,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.037
1972,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.032
1973,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.017
1974,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.015
1975,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.064
1976,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.053
1977,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.078
1978,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.033
1979,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.022
1980,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.271
1981,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.067
1982,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.007
1983,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.148
1984,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.011
1985,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.023
1986,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.079
1987,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.052
1988,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.349
1989,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.03
1990,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.063
1991,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.028
1992,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.027
1993,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.035
1994,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.063
1995,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.078
1996,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.018
1997,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.008
1998,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.124
1999,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.088
2000,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.081
2001,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.099
2002,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.111
2003,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.114
2004,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.013
2005,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.056
2006,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.217
2007,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.178
2008,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.032
2009,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.053
2010,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.15
2011,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.3
2012,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.252
2013,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.086
2014,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.027
2015,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.112
2016,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.053
2017,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.079
2018,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.107
2019,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.051
2020,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.123
2021,heat_wave_index,U.S. Annual Heat Wave Index,heat wave index,0.226