Year Years 1950 61.933 1951 62.217 1952 62.768 1953 63.284 1954 63.766 1955 64.212 1956 64.621 1957 64.99 1958 65.316 1959 65.589 1960 65.802 1961 65.947 1962 66.022 1963 66.029 1964 65.981 1965 65.898 1966 65.802 1967 65.716 1968 65.661 1969 65.649 1970 65.693 1971 65.795 1972 65.944 1973 66.122 1974 66.319 1975 66.515 1976 66.685 1977 66.819 1978 66.913 1979 66.973 1980 67.017 1981 67.072 1982 67.166 1983 67.315 1984 67.523 1985 67.78 1986 68.067 1987 68.36 1988 68.639 1989 68.899 1990 69.143 1991 69.38 1992 69.626 1993 69.891 1994 70.176 1995 70.477 1996 70.784 1997 71.09 1998 71.388 1999 71.682 2000 71.979 2001 72.289 2002 72.625 2003 72.992 2004 73.391 2005 73.824 2006 74.287 2007 74.771 2008 75.262 2009 75.747 2010 76.21 2011 76.636 2012 77.018 2013 77.353 2014 77.641 2015 77.888 2016 78.103 2017 78.302 2018 78.499 2019 78.7 2020 78.91 2021 79.13 2022 79.354 2023 79.578 2024 79.801 2025 80.021 2026 80.237 2027 80.447 2028 80.651 2029 80.847 2030 81.034 2031 81.211 2032 81.379 2033 81.539 2034 81.692 2035 81.839 2036 81.981 2037 82.119 2038 82.254 2039 82.389 2040 82.522 2041 82.655 2042 82.786 2043 82.917 2044 83.046 2045 83.175 2046 83.302 2047 83.427 2048 83.552 2049 83.675 2050 83.797 2051 83.919 2052 84.041 2053 84.163 2054 84.285 2055 84.407 2056 84.528 2057 84.649 2058 84.769 2059 84.888 2060 85.007 2061 85.124 2062 85.242 2063 85.36 2064 85.477 2065 85.595 2066 85.713 2067 85.831 2068 85.95 2069 86.068 2070 86.186 2071 86.304 2072 86.421 2073 86.538 2074 86.655 2075 86.771 2076 86.887 2077 87.002 2078 87.118 2079 87.233 2080 87.349 2081 87.466 2082 87.582 2083 87.7 2084 87.817 2085 87.935 2086 88.053 2087 88.171 2088 88.288 2089 88.405 2090 88.522 2091 88.637 2092 88.753 2093 88.868 2094 88.982 2095 89.096 2096 89.21 2097 89.324 2098 89.437 2099 89.55