Year Years 1950 44.168 1951 44.359 1952 44.758 1953 45.191 1954 45.658 1955 46.157 1956 46.686 1957 47.242 1958 47.819 1959 48.406 1960 48.99 1961 49.559 1962 50.106 1963 50.628 1964 51.133 1965 51.645 1966 52.195 1967 52.808 1968 53.494 1969 54.251 1970 55.06 1971 55.893 1972 56.715 1973 57.501 1974 58.24 1975 58.931 1976 59.584 1977 60.22 1978 60.855 1979 61.493 1980 62.137 1981 62.783 1982 63.425 1983 64.056 1984 64.673 1985 65.272 1986 65.849 1987 66.404 1988 66.94 1989 67.46 1990 67.969 1991 68.474 1992 68.98 1993 69.492 1994 70.011 1995 70.538 1996 71.075 1997 71.614 1998 72.149 1999 72.672 2000 73.177 2001 73.653 2002 74.098 2003 74.507 2004 74.879 2005 75.209 2006 75.499 2007 75.754 2008 75.982 2009 76.19 2010 76.387 2011 76.581 2012 76.779 2013 76.985 2014 77.2 2015 77.426 2016 77.659 2017 77.893 2018 78.122 2019 78.346 2020 78.561 2021 78.77 2022 78.974 2023 79.174 2024 79.37 2025 79.564 2026 79.754 2027 79.94 2028 80.123 2029 80.303 2030 80.48 2031 80.655 2032 80.828 2033 80.998 2034 81.167 2035 81.334 2036 81.498 2037 81.66 2038 81.819 2039 81.976 2040 82.131 2041 82.285 2042 82.438 2043 82.589 2044 82.741 2045 82.891 2046 83.039 2047 83.186 2048 83.33 2049 83.473 2050 83.614 2051 83.754 2052 83.894 2053 84.034 2054 84.174 2055 84.314 2056 84.453 2057 84.59 2058 84.726 2059 84.859 2060 84.99 2061 85.12 2062 85.247 2063 85.374 2064 85.5 2065 85.626 2066 85.752 2067 85.879 2068 86.007 2069 86.135 2070 86.262 2071 86.389 2072 86.515 2073 86.639 2074 86.761 2075 86.882 2076 87.003 2077 87.123 2078 87.244 2079 87.366 2080 87.487 2081 87.608 2082 87.728 2083 87.845 2084 87.962 2085 88.077 2086 88.191 2087 88.306 2088 88.421 2089 88.538 2090 88.655 2091 88.773 2092 88.89 2093 89.007 2094 89.124 2095 89.239 2096 89.353 2097 89.465 2098 89.577 2099 89.687