Year Years 1950 64.563 1951 64.775 1952 65.182 1953 65.552 1954 65.887 1955 66.186 1956 66.449 1957 66.677 1958 66.87 1959 67.031 1960 67.16 1961 67.262 1962 67.34 1963 67.402 1964 67.455 1965 67.506 1966 67.562 1967 67.628 1968 67.707 1969 67.805 1970 67.924 1971 68.067 1972 68.231 1973 68.412 1974 68.609 1975 68.818 1976 69.038 1977 69.266 1978 69.498 1979 69.735 1980 69.974 1981 70.22 1982 70.473 1983 70.734 1984 70.999 1985 71.266 1986 71.53 1987 71.787 1988 72.035 1989 72.274 1990 72.503 1991 72.723 1992 72.938 1993 73.152 1994 73.367 1995 73.583 1996 73.802 1997 74.023 1998 74.247 1999 74.477 2000 74.714 2001 74.963 2002 75.225 2003 75.498 2004 75.78 2005 76.067 2006 76.353 2007 76.634 2008 76.905 2009 77.164 2010 77.41 2011 77.642 2012 77.865 2013 78.082 2014 78.294 2015 78.504 2016 78.713 2017 78.922 2018 79.131 2019 79.342 2020 79.554 2021 79.769 2022 79.986 2023 80.203 2024 80.42 2025 80.635 2026 80.849 2027 81.058 2028 81.263 2029 81.462 2030 81.654 2031 81.838 2032 82.015 2033 82.183 2034 82.345 2035 82.501 2036 82.65 2037 82.795 2038 82.937 2039 83.075 2040 83.211 2041 83.345 2042 83.477 2043 83.606 2044 83.733 2045 83.857 2046 83.98 2047 84.1 2048 84.22 2049 84.338 2050 84.456 2051 84.575 2052 84.694 2053 84.815 2054 84.936 2055 85.057 2056 85.178 2057 85.297 2058 85.415 2059 85.53 2060 85.643 2061 85.755 2062 85.867 2063 85.979 2064 86.092 2065 86.205 2066 86.319 2067 86.432 2068 86.546 2069 86.658 2070 86.771 2071 86.883 2072 86.995 2073 87.106 2074 87.218 2075 87.33 2076 87.442 2077 87.554 2078 87.667 2079 87.779 2080 87.891 2081 88.003 2082 88.114 2083 88.225 2084 88.336 2085 88.446 2086 88.556 2087 88.665 2088 88.773 2089 88.881 2090 88.989 2091 89.097 2092 89.206 2093 89.315 2094 89.426 2095 89.537 2096 89.649 2097 89.762 2098 89.876 2099 89.992