Year Years 1950 37.678 1951 38.022 1952 38.708 1953 39.394 1954 40.077 1955 40.76 1956 41.441 1957 42.121 1958 42.799 1959 43.474 1960 44.147 1961 44.818 1962 45.486 1963 46.153 1964 46.821 1965 47.491 1966 48.164 1967 48.841 1968 49.528 1969 50.228 1970 50.949 1971 51.7 1972 52.483 1973 53.298 1974 54.139 1975 55.003 1976 55.881 1977 56.761 1978 57.634 1979 58.491 1980 59.326 1981 60.139 1982 60.93 1983 61.699 1984 62.445 1985 63.162 1986 63.846 1987 64.497 1988 65.116 1989 65.703 1990 66.261 1991 66.79 1992 67.295 1993 67.783 1994 68.259 1995 68.729 1996 69.199 1997 69.672 1998 70.148 1999 70.629 2000 71.116 2001 71.607 2002 72.098 2003 72.583 2004 73.058 2005 73.518 2006 73.958 2007 74.376 2008 74.77 2009 75.139 2010 75.481 2011 75.797 2012 76.091 2013 76.366 2014 76.625 2015 76.871 2016 77.107 2017 77.334 2018 77.555 2019 77.771 2020 77.984 2021 78.195 2022 78.403 2023 78.606 2024 78.807 2025 79.004 2026 79.198 2027 79.388 2028 79.575 2029 79.759 2030 79.94 2031 80.119 2032 80.296 2033 80.47 2034 80.643 2035 80.814 2036 80.982 2037 81.148 2038 81.312 2039 81.473 2040 81.632 2041 81.79 2042 81.945 2043 82.1 2044 82.253 2045 82.406 2046 82.556 2047 82.706 2048 82.853 2049 82.999 2050 83.144 2051 83.288 2052 83.432 2053 83.575 2054 83.718 2055 83.86 2056 84 2057 84.139 2058 84.276 2059 84.411 2060 84.544 2061 84.676 2062 84.807 2063 84.939 2064 85.07 2065 85.202 2066 85.333 2067 85.465 2068 85.595 2069 85.725 2070 85.853 2071 85.98 2072 86.107 2073 86.232 2074 86.357 2075 86.481 2076 86.605 2077 86.73 2078 86.855 2079 86.981 2080 87.107 2081 87.232 2082 87.356 2083 87.479 2084 87.601 2085 87.722 2086 87.842 2087 87.962 2088 88.083 2089 88.204 2090 88.326 2091 88.448 2092 88.569 2093 88.69 2094 88.81 2095 88.929 2096 89.046 2097 89.163 2098 89.279 2099 89.393