Year Years 1950 61.243 1951 61.484 1952 61.957 1953 62.411 1954 62.847 1955 63.264 1956 63.664 1957 64.045 1958 64.408 1959 64.753 1960 65.081 1961 65.393 1962 65.69 1963 65.974 1964 66.25 1965 66.521 1966 66.792 1967 67.067 1968 67.344 1969 67.622 1970 67.897 1971 68.163 1972 68.413 1973 68.644 1974 68.854 1975 69.041 1976 69.206 1977 69.353 1978 69.49 1979 69.622 1980 69.756 1981 69.901 1982 70.059 1983 70.235 1984 70.43 1985 70.642 1986 70.864 1987 71.091 1988 71.321 1989 71.559 1990 71.811 1991 72.088 1992 72.398 1993 72.749 1994 73.14 1995 73.572 1996 74.043 1997 74.543 1998 75.061 1999 75.59 2000 76.124 2001 76.659 2002 77.193 2003 77.717 2004 78.223 2005 78.699 2006 79.134 2007 79.524 2008 79.868 2009 80.165 2010 80.417 2011 80.631 2012 80.817 2013 80.985 2014 81.142 2015 81.294 2016 81.444 2017 81.591 2018 81.736 2019 81.88 2020 82.025 2021 82.172 2022 82.319 2023 82.465 2024 82.612 2025 82.758 2026 82.903 2027 83.048 2028 83.193 2029 83.336 2030 83.479 2031 83.62 2032 83.76 2033 83.899 2034 84.037 2035 84.173 2036 84.309 2037 84.444 2038 84.579 2039 84.713 2040 84.847 2041 84.981 2042 85.114 2043 85.246 2044 85.377 2045 85.507 2046 85.637 2047 85.766 2048 85.895 2049 86.024 2050 86.152 2051 86.279 2052 86.406 2053 86.533 2054 86.659 2055 86.785 2056 86.911 2057 87.038 2058 87.165 2059 87.292 2060 87.42 2061 87.548 2062 87.677 2063 87.805 2064 87.932 2065 88.059 2066 88.183 2067 88.306 2068 88.427 2069 88.547 2070 88.666 2071 88.785 2072 88.904 2073 89.025 2074 89.146 2075 89.269 2076 89.393 2077 89.516 2078 89.639 2079 89.761 2080 89.882 2081 90.002 2082 90.122 2083 90.242 2084 90.362 2085 90.482 2086 90.601 2087 90.719 2088 90.836 2089 90.953 2090 91.069 2091 91.186 2092 91.302 2093 91.42 2094 91.539 2095 91.66 2096 91.782 2097 91.906 2098 92.032 2099 92.159