Year Years 1950 65.112 1951 65.319 1952 65.733 1953 66.147 1954 66.561 1955 66.975 1956 67.389 1957 67.803 1958 68.219 1959 68.636 1960 69.057 1961 69.481 1962 69.908 1963 70.336 1964 70.761 1965 71.182 1966 71.597 1967 72.002 1968 72.389 1969 72.748 1970 73.063 1971 73.317 1972 73.503 1973 73.623 1974 73.683 1975 73.706 1976 73.725 1977 73.76 1978 73.818 1979 73.885 1980 73.917 1981 73.849 1982 73.643 1983 73.287 1984 72.805 1985 72.251 1986 71.7 1987 71.232 1988 70.908 1989 70.755 1990 70.782 1991 70.969 1992 71.26 1993 71.607 1994 71.985 1995 72.38 1996 72.787 1997 73.21 1998 73.643 1999 74.07 2000 74.469 2001 74.817 2002 75.106 2003 75.335 2004 75.509 2005 75.642 2006 75.757 2007 75.88 2008 76.027 2009 76.206 2010 76.415 2011 76.644 2012 76.874 2013 77.091 2014 77.292 2015 77.474 2016 77.64 2017 77.797 2018 77.952 2019 78.106 2020 78.262 2021 78.418 2022 78.574 2023 78.729 2024 78.883 2025 79.036 2026 79.186 2027 79.336 2028 79.483 2029 79.629 2030 79.774 2031 79.918 2032 80.062 2033 80.205 2034 80.348 2035 80.49 2036 80.63 2037 80.769 2038 80.906 2039 81.041 2040 81.174 2041 81.306 2042 81.438 2043 81.57 2044 81.702 2045 81.833 2046 81.964 2047 82.094 2048 82.222 2049 82.348 2050 82.473 2051 82.597 2052 82.721 2053 82.845 2054 82.969 2055 83.092 2056 83.215 2057 83.337 2058 83.457 2059 83.576 2060 83.695 2061 83.814 2062 83.934 2063 84.056 2064 84.178 2065 84.302 2066 84.424 2067 84.546 2068 84.665 2069 84.783 2070 84.898 2071 85.012 2072 85.126 2073 85.24 2074 85.355 2075 85.47 2076 85.586 2077 85.701 2078 85.816 2079 85.931 2080 86.045 2081 86.159 2082 86.274 2083 86.389 2084 86.504 2085 86.62 2086 86.736 2087 86.852 2088 86.967 2089 87.082 2090 87.197 2091 87.31 2092 87.424 2093 87.537 2094 87.649 2095 87.761 2096 87.873 2097 87.985 2098 88.096 2099 88.207