Year Years 1950 58.138 1951 58.423 1952 58.986 1953 59.535 1954 60.069 1955 60.589 1956 61.096 1957 61.59 1958 62.074 1959 62.551 1960 63.025 1961 63.5 1962 63.978 1963 64.46 1964 64.946 1965 65.428 1966 65.901 1967 66.357 1968 66.792 1969 67.202 1970 67.589 1971 67.956 1972 68.309 1973 68.651 1974 68.987 1975 69.317 1976 69.642 1977 69.96 1978 70.271 1979 70.575 1980 70.872 1981 71.162 1982 71.446 1983 71.722 1984 71.993 1985 72.257 1986 72.517 1987 72.771 1988 73.02 1989 73.264 1990 73.505 1991 73.741 1992 73.974 1993 74.202 1994 74.425 1995 74.641 1996 74.849 1997 75.048 1998 75.237 1999 75.418 2000 75.592 2001 75.76 2002 75.927 2003 76.094 2004 76.261 2005 76.431 2006 76.603 2007 76.776 2008 76.949 2009 77.122 2010 77.293 2011 77.461 2012 77.626 2013 77.787 2014 77.945 2015 78.099 2016 78.251 2017 78.4 2018 78.547 2019 78.694 2020 78.84 2021 78.985 2022 79.129 2023 79.272 2024 79.414 2025 79.555 2026 79.694 2027 79.832 2028 79.969 2029 80.104 2030 80.239 2031 80.372 2032 80.504 2033 80.635 2034 80.766 2035 80.896 2036 81.026 2037 81.157 2038 81.288 2039 81.42 2040 81.552 2041 81.683 2042 81.814 2043 81.944 2044 82.072 2045 82.199 2046 82.325 2047 82.449 2048 82.573 2049 82.696 2050 82.818 2051 82.94 2052 83.06 2053 83.18 2054 83.298 2055 83.417 2056 83.534 2057 83.652 2058 83.77 2059 83.887 2060 84.005 2061 84.123 2062 84.242 2063 84.36 2064 84.478 2065 84.597 2066 84.714 2067 84.831 2068 84.946 2069 85.061 2070 85.176 2071 85.29 2072 85.405 2073 85.52 2074 85.635 2075 85.751 2076 85.866 2077 85.981 2078 86.095 2079 86.208 2080 86.321 2081 86.433 2082 86.546 2083 86.659 2084 86.772 2085 86.886 2086 86.999 2087 87.112 2088 87.224 2089 87.334 2090 87.445 2091 87.555 2092 87.666 2093 87.777 2094 87.889 2095 88.002 2096 88.116 2097 88.231 2098 88.347 2099 88.465