Year Years 1950 61.973 1951 62.185 1952 62.611 1953 63.042 1954 63.477 1955 63.917 1956 64.361 1957 64.81 1958 65.261 1959 65.716 1960 66.172 1961 66.628 1962 67.082 1963 67.532 1964 67.978 1965 68.417 1966 68.846 1967 69.266 1968 69.679 1969 70.087 1970 70.497 1971 70.914 1972 71.344 1973 71.787 1974 72.244 1975 72.712 1976 73.188 1977 73.663 1978 74.131 1979 74.586 1980 75.022 1981 75.435 1982 75.826 1983 76.193 1984 76.536 1985 76.851 1986 77.136 1987 77.395 1988 77.631 1989 77.848 1990 78.052 1991 78.247 1992 78.44 1993 78.635 1994 78.836 1995 79.048 1996 79.273 1997 79.509 1998 79.754 1999 80.01 2000 80.278 2001 80.562 2002 80.859 2003 81.166 2004 81.478 2005 81.788 2006 82.087 2007 82.371 2008 82.634 2009 82.874 2010 83.089 2011 83.282 2012 83.459 2013 83.624 2014 83.781 2015 83.933 2016 84.081 2017 84.227 2018 84.372 2019 84.515 2020 84.66 2021 84.804 2022 84.949 2023 85.092 2024 85.235 2025 85.377 2026 85.519 2027 85.661 2028 85.802 2029 85.943 2030 86.083 2031 86.222 2032 86.361 2033 86.498 2034 86.633 2035 86.768 2036 86.902 2037 87.035 2038 87.167 2039 87.299 2040 87.431 2041 87.563 2042 87.695 2043 87.828 2044 87.96 2045 88.092 2046 88.224 2047 88.354 2048 88.483 2049 88.611 2050 88.737 2051 88.863 2052 88.989 2053 89.114 2054 89.24 2055 89.366 2056 89.492 2057 89.617 2058 89.742 2059 89.867 2060 89.991 2061 90.115 2062 90.239 2063 90.363 2064 90.487 2065 90.611 2066 90.735 2067 90.858 2068 90.981 2069 91.104 2070 91.226 2071 91.348 2072 91.47 2073 91.591 2074 91.713 2075 91.835 2076 91.957 2077 92.079 2078 92.202 2079 92.324 2080 92.446 2081 92.568 2082 92.689 2083 92.81 2084 92.931 2085 93.051 2086 93.171 2087 93.291 2088 93.411 2089 93.531 2090 93.651 2091 93.771 2092 93.89 2093 94.009 2094 94.128 2095 94.247 2096 94.365 2097 94.482 2098 94.599 2099 94.715