Year per 1,000 female adults 1960 405.61520371510295 1961 401.9534743320816 1962 398.27376161450604 1963 397.13195682225654 1964 390.6981584635931 1965 390.28235777318713 1966 392.23218660699416 1967 385.87160347355456 1968 382.2482510918448 1969 378.9406802831862 1970 375.7499382385723 1971 370.3328077957675 1972 376.27784391898217 1973 367.0200040553345 1974 364.5893965155575 1975 361.5168520047268 1976 353.9763916593449 1977 349.7253163953214 1978 346.5174951921146 1979 341.903505778889 1980 337.5612026102959 1981 334.42098157479364 1982 332.93113516118234 1983 344.4215392696157 1984 346.4889863729035 1985 345.75496451549765 1986 340.0221009080132 1987 334.9314260562549 1988 340.6126873501738 1989 333.2928451698753 1990 335.9126696195384 1991 339.7089934104032 1992 343.3641820908856 1993 341.6974087358612 1994 343.99433672259556 1995 337.23820640819906 1996 339.5728601963143 1997 339.20695398503426 1998 343.71909689232854 1999 337.1957557860666 2000 334.32193526340984 2001 332.9433909952038 2002 330.70651784757905 2003 326.1963090016777 2004 322.4425797180891 2005 315.0739484764235 2006 305.8434426831486 2007 298.19380583466403 2008 291.21710198956714 2009 281.3234093833313 2010 277.75448267330626 2011 263.7128506111037 2012 255.04076443154875 2013 245.92267673027817 2014 239.44260107020375 2015 232.9731683731908 2016 225.15422985418107 2017 221.0363741371109 2018 215.19383956746276 2019 210.0536656915994 2020 217.67213736657146 2021 226.03903482912605 2022 219.8375104706883