age.mon,tl.cm,cohort 42,17.1241,1987 44,18.0148,1987 51,17.9809,1987 52,18.1535,1987 53,18.3083,1987 42,16.8478,1988 43,16.8624,1988 44,17.1867,1988 45,18.0486,1988 46,17.3404,1988 18,11.5294,1989 19,13.0509,1989 20,12.4287,1989 21,13.1998,1989 22,12.819,1989 23,11.9597,1989 25,13.0754,1989 26,13.0995,1989 27,13.9787,1989 28,14.6792,1989 29,15.377,1989 41,16.5046,1989 45,17.4766,1989 6,8.6266,1990 13,7.4009,1990 14,8.4806,1990 15,9.6337,1990 17,11.2526,1990 18,11.3364,1990 19,12.862,1990 20,11.4952,1990 21,13.4054,1990 22,11.8502,1990 23,11.8197,1990 24,13.6817,1990 25,13.8239,1990 26,14.9091,1990 27,14.8483,1990 28,14.9614,1990 33,15.1157,1990 36,15.8694,1990 41,16.4965,1990 45,17.7421,1990 47,18.0069,1990 49,17.844,1990 6,7.9393,1991 9,6.9484,1991 10,8.7208,1991 11,8.4973,1991 12,8.4378,1991 18,11.3857,1991 19,11.2583,1991 20,12.5973,1991 21,12.5987,1991 22,13.1335,1991 23,11.7836,1991 24,12.0417,1991 25,14.0973,1991 26,14.7569,1991 27,15.1977,1991 28,15.3427,1991 42,16.4561,1991 6,8.5679,1992 12,6.4635,1992 13,6.9,1992 14,9.7899,1992 15,9.7975,1992 16,8.4694,1992 17,9.1287,1992 18,10.463,1992 19,12.8102,1992 20,12.5973,1992 21,13.4951,1992 22,12.9134,1992 23,13.6258,1992 24,12.0511,1992 25,12.9503,1992 26,14.172,1992 27,14.1533,1992 28,14.6359,1992 29,14.9057,1992 31,15.7143,1992 33,15.5676,1992 39,16.7688,1992 41,17.067,1992 42,17.3965,1992 10,7.5552,1993 11,8.1681,1993 13,8.1546,1993 14,8.7297,1993 15,9.6959,1993 17,10.0488,1993 18,11.637,1993 19,13.0402,1993 20,13.3053,1993 21,13.3019,1993 22,14.6108,1993 23,14.8398,1993 24,13.5473,1993 25,14.3114,1993 26,14.5,1993 28,15.56,1993 30,14.5122,1993 31,15.6528,1993 32,15.6633,1993 33,16.2765,1993 34,16.0187,1993 35,16.1864,1993 36,16.7116,1993 37,16.0213,1993 38,15.4304,1993 39,16.4625,1993 44,16.6606,1993 4,6.5375,1994 5,7.4254,1994 6,9.2613,1994 9,9.1706,1994 10,8.0442,1994 11,7.5017,1994 12,8.0299,1994 13,8.2835,1994 14,9.5656,1994 15,10.0493,1994 16,11.4724,1994 17,13.1064,1994 19,11.6656,1994 20,12.1909,1994 21,13.363,1994 22,12.7113,1994 23,13.6953,1994 30,14.7975,1994 31,15.1634,1994 33,14.8676,1994 34,15.4836,1994 35,16.0393,1994 36,15.6635,1994 37,15.4032,1994 38,16.1377,1994 39,16.08,1994 42,16.5943,1994 6,9.0883,1995 10,7.2744,1995 12,8.1303,1995 13,8.1204,1995 14,8.6207,1995 15,10.5024,1995 19,10.8292,1995 20,12.2198,1995 21,11.6833,1995 25,12.8183,1995 26,12.9112,1995 28,15.2222,1995 30,13.8114,1995 31,14.9873,1995 33,15.5357,1995 34,14.7817,1995 45,16.6428,1995 13,9.9586,1996 14,9.7623,1996 15,11.7658,1996 16,12.3129,1996 18,10.5121,1996 19,11.0087,1996 20,11.2683,1996 21,11.8203,1996 22,12.7877,1996 23,13.9479,1996 24,13.6132,1996 25,13.1192,1996 26,12.9016,1996 27,13.6002,1996 28,13.8872,1996 29,14.1368,1996 30,15.1134,1996 31,14.8125,1996 32,15,1996 33,14.7062,1996 34,15.3759,1996 35,15.5361,1996 36,15.4277,1996 38,15.8653,1996 40,16.7621,1996 41,16.6453,1996 47,16.8597,1996 4,8.5625,1997 10,10.7365,1997 11,9.7578,1997 14,9.0323,1997 15,9.4646,1997 18,12.076,1997 19,11.3299,1997 20,11.5893,1997 21,12.1355,1997 22,12.2727,1997 23,12.2896,1997 24,12.1653,1997 25,13.2515,1997 26,14.2855,1997 27,14.0393,1997 28,14.4977,1997 29,15.1039,1997 30,15.5834,1997 31,13.5943,1997 32,15.8186,1997 33,16.1076,1997 34,16.1867,1997 35,14.0623,1997