Year per 1,000 female adults 1960 415.092 1961 420.447 1962 434.711 1963 418.169 1964 421.449 1965 423.421 1966 429.427 1967 430.434 1968 432.146 1969 431.96 1970 428.478 1971 422.111 1972 413.278 1973 406.11 1974 389.976 1975 379.649 1976 366.711 1977 349.018 1978 334.301 1979 315.315 1980 295.197 1981 271.323 1982 247.779 1983 230.873 1984 215.492 1985 199.234 1986 182.838 1987 183.026 1988 176.659 1989 174.999 1990 169.493 1991 163.009 1992 158.867 1993 159.909 1994 160.429 1995 155.379 1996 144.067 1997 137.47 1998 132.986 1999 129.706 2000 122.518 2001 118.536 2002 115.008 2003 118.187 2004 111.231 2005 108.282 2006 104.914 2007 101.135 2008 97.348 2009 89.853 2010 89.837 2011 86.684 2012 84.511 2013 81.315 2014 76.294 2015 73.471 2016 73.67 2017 73.642 2018 70.794 2019 66.864 2020 81.699 2021 63.984 2022 63.708