Year per 100 people 1960 4.28316517 1961 4.28502 1962 4.28502 1963 4.28502 1964 4.28502 1965 5.527526068 1966 5.52164 1967 5.52164 1968 5.52164 1969 5.52164 1970 8.418998742 1971 8.39636 1972 8.39636 1973 8.39636 1974 8.39636 1975 13.13742555 1976 14.16196059 1977 15.55332963 1978 16.77722956 1979 18.01071904 1980 19.28108503 1981 20.27138206 1982 21.10910049 1983 22.14763729 1984 23.17178288 1985 24.27863751 1986 25.35655641 1987 26.45440446 1988 28.29073706 1989 30.36801408 1990 32.40585233 1991 34.01374098 1992 35.18205115 1993 36.15746469 1994 37.06215405 1995 37.91420041 1996 38.53536036 1997 39.45850739 1998 40.35593215 1999 40.65002144 2000 41.98160644 2001 42.79355424 2002 42.53071925 2003 42.05316234 2004 41.74724496 2005 44.54770606 2006 44.71807976 2007 44.62848051 2008 44.76314923 2009 43.66030785 2010 43.333096 2011 42.56230447 2012 41.86541122 2013 41.59400486 2014 41.40041943 2015 41.72549869 2016 41.93317606 2017 42.04694427 2018 42.23511036 2019 41.67028704 2020 41.077057 2021 40.13869288 2022 39.29263732