Year per 1,000 people 1960 8.632179424896002 1961 8.49502251033684 1962 9.11482855009066 1963 8.511228420932921 1964 8.505739901143205 1965 8.679034379862037 1966 8.513068740341806 1967 9.021372137398089 1968 9.197538656513318 1969 9.711485152671782 1970 9.625411691996618 1971 9.855959521879292 1972 9.527539267476886 1973 9.822087674859374 1974 9.665406574398197 1975 9.973065877691852 1976 10.0735586821424 1977 10.172375767758481 1978 10.436020144499642 1979 10.374817309553151 1980 10.939840379857896 1981 10.551259708446773 1982 10.602249217908636 1983 10.949299388130902 1984 11.029239070596187 1985 11.29737628498563 1986 11.042729458104876 1987 11.104473640918098 1988 10.968745417021047 1989 11.04883269507563 1990 11.175143347043619 1991 11.414637571302848 1992 11.421632973804888 1993 11.484426732669633 1994 11.433737367957058 1995 11.494848563380668 1996 11.520057164440098 1997 11.409014228243088 1998 11.277389933790646 1999 11.255764095620256 2000 11.006923362519474 2001 11.003862362452564 2002 11.164449861144497 2003 11.319443792700392 2004 11.116778891257617 2005 11.344985860543385 2006 11.285873845759559 2007 11.389411086626309 2008 11.372125136079703 2009 11.434333580072035 2010 11.429483646209192 2011 11.316723165708522 2012 11.496728860732402 2013 11.410561522975271 2014 11.375115818526982 2015 11.83808959734078 2016 11.617163059291508 2017 11.976402434695446 2018 12.117400321368224 2019 11.981800061264549 2020 13.702045498594229 2021 15.39580808237732 2022 13.266898578261202