Year per 1,000 female adults 1960 403.1520188121339 1961 397.8923749515723 1962 393.43828131017835 1963 384.1294471342462 1964 376.09439870719996 1965 367.62843916149296 1966 359.0103738465177 1967 353.9896052776829 1968 341.03672645487666 1969 333.4365884655118 1970 321.8342046168643 1971 328.97036269602677 1972 311.1219814760814 1973 307.1095041587733 1974 305.17605331997305 1975 299.1919749608747 1976 290.90976767312253 1977 283.79579201544857 1978 278.1799666194727 1979 273.87396173855126 1980 268.22358305820626 1981 259.5003460742845 1982 256.88128298591124 1983 251.9483056542419 1984 249.9999174582345 1985 256.9024165765562 1986 262.78647664771694 1987 266.3678379920424 1988 262.961001986799 1989 261.8900078218517 1990 259.78216598991906 1991 266.1773939094088 1992 275.0794923795351 1993 282.8917864922136 1994 288.9527062514676 1995 296.6387695852835 1996 296.723224541418 1997 298.274487747633 1998 299.65676230476475 1999 296.37591446104074 2000 295.5707854710516 2001 296.6951675730386 2002 294.16869878274736 2003 292.04026510298826 2004 287.4395896927301 2005 287.4780611831506 2006 274.354049680289 2007 270.5742509075562 2008 266.28010327719653 2009 261.99329139567334 2010 257.55988115344076 2011 251.87928590775365 2012 250.86289450200212 2013 246.8487302761741 2014 245.0940558857543 2015 242.5460701854738 2016 242.76648171634847 2017 237.192871084195 2018 236.53394192396158 2019 235.47882677238076 2020 237.9993150197561 2021 245.94218828258403 2022 237.48176498737888