Year Per 1000 Births 1955 129 1956 123.4 1957 117.3 1958 112.2 1959 107.4 1960 102.6 1961 98.2 1962 94.2 1963 92.2 1964 90.9 1965 90.6 1966 89.7 1967 88.5 1968 87.6 1969 86.4 1970 84.7 1971 81.3 1972 76.8 1973 72.2 1974 67.5 1975 62.6 1976 57.3 1977 52.1 1978 47.6 1979 43.7 1980 40.1 1981 36.9 1982 34.5 1983 32.6 1984 31.1 1985 29.5 1986 28.2 1987 27 1988 26 1989 25 1990 23.9 1991 23 1992 22.4 1993 22 1994 21.9 1995 21.7 1996 21.6 1997 21.1 1998 20.5 1999 19.6 2000 18.6 2001 17.7 2002 16.9 2003 16.4 2004 16 2005 15.9 2006 15.7 2007 15.6 2008 15.5 2009 15.4 2010 15.2 2011 15.1