Year per 1,000 female adults 1960 269.892 1961 265.992 1962 262.17 1963 261.557 1964 254.448 1965 257.982 1966 246.554 1967 241.657 1968 237.342 1969 233.134 1970 229.103 1971 225.191 1972 221.24 1973 217.099 1974 212.624 1975 207.704 1976 202.538 1977 197.553 1978 193.138 1979 198.243 1980 187.414 1981 186.251 1982 185.622 1983 185.077 1984 184.016 1985 181.924 1986 178.71 1987 174.629 1988 170.165 1989 165.627 1990 161.294 1991 157.387 1992 154.037 1993 151.149 1994 148.854 1995 147.32 1996 146.431 1997 145.987 1998 147.86 1999 147.104 2000 148.264 2001 149.619 2002 150.455 2003 150.212 2004 149.236 2005 143.661 2006 137.09 2007 130.316 2008 122.25 2009 115.751 2010 110.639 2011 108.426 2012 105.459 2013 104.449 2014 104.332 2015 104.984 2016 106.01 2017 106.52 2018 106.085 2019 104.064 2020 102.537 2021 108.096 2022 99.21