Year per 1,000 female adults 1960 266.011 1961 259.14 1962 252.7 1963 246.873 1964 241.825 1965 237.688 1966 234.284 1967 231.215 1968 228.088 1969 224.522 1970 220.185 1971 215.157 1972 209.818 1973 204.513 1974 199.544 1975 195.19 1976 191.358 1977 187.795 1978 184.156 1979 180.126 1980 175.391 1981 170.018 1982 164.394 1983 158.868 1984 153.723 1985 149.185 1986 145.286 1987 141.902 1988 138.915 1989 136.207 1990 133.664 1991 131.211 1992 128.809 1993 126.413 1994 123.967 1995 121.408 1996 118.751 1997 116.102 1998 113.566 1999 111.237 2000 109.2 2001 107.498 2002 106.132 2003 105.098 2004 104.391 2005 104.067 2006 103.876 2007 103.786 2008 103.524 2009 102.859 2010 101.563 2011 99.722 2012 97.839 2013 96.411 2014 95.903 2015 96.767 2016 98.83 2017 100.858 2018 101.426 2019 99.114 2020 141.359 2021 130.813 2022 94.594