Year Years 1950 43.919 1951 44.425 1952 45.427 1953 46.415 1954 47.388 1955 48.346 1956 49.289 1957 50.218 1958 51.133 1959 52.035 1960 52.926 1961 53.807 1962 54.679 1963 55.542 1964 56.395 1965 57.238 1966 58.069 1967 58.885 1968 59.685 1969 60.467 1970 61.231 1971 61.98 1972 62.713 1973 63.43 1974 64.128 1975 64.802 1976 65.445 1977 66.055 1978 66.629 1979 67.166 1980 67.668 1981 68.139 1982 68.584 1983 69.007 1984 69.409 1985 69.792 1986 70.153 1987 70.49 1988 70.803 1989 71.091 1990 71.355 1991 71.593 1992 71.81 1993 72.007 1994 72.19 1995 72.365 1996 72.537 1997 72.71 1998 72.887 1999 73.071 2000 73.26 2001 73.453 2002 73.645 2003 73.833 2004 74.017 2005 74.197 2006 74.374 2007 74.55 2008 74.727 2009 74.904 2010 75.081 2011 75.257 2012 75.431 2013 75.601 2014 75.769 2015 75.933 2016 76.095 2017 76.255 2018 76.415 2019 76.574 2020 76.731 2021 76.888 2022 77.042 2023 77.194 2024 77.344 2025 77.491 2026 77.637 2027 77.781 2028 77.925 2029 78.068 2030 78.21 2031 78.351 2032 78.491 2033 78.63 2034 78.766 2035 78.901 2036 79.034 2037 79.164 2038 79.293 2039 79.42 2040 79.547 2041 79.673 2042 79.801 2043 79.929 2044 80.057 2045 80.187 2046 80.316 2047 80.444 2048 80.571 2049 80.696 2050 80.819 2051 80.941 2052 81.061 2053 81.182 2054 81.302 2055 81.422 2056 81.541 2057 81.66 2058 81.779 2059 81.898 2060 82.016 2061 82.134 2062 82.252 2063 82.37 2064 82.489 2065 82.607 2066 82.724 2067 82.841 2068 82.957 2069 83.073 2070 83.187 2071 83.301 2072 83.414 2073 83.527 2074 83.639 2075 83.751 2076 83.863 2077 83.975 2078 84.087 2079 84.2 2080 84.312 2081 84.423 2082 84.534 2083 84.643 2084 84.752 2085 84.861 2086 84.969 2087 85.077 2088 85.186 2089 85.295 2090 85.404 2091 85.514 2092 85.624 2093 85.735 2094 85.845 2095 85.955 2096 86.065 2097 86.175 2098 86.285 2099 86.395