Year Years 1950 38.119 1951 38.249 1952 38.511 1953 38.78 1954 39.054 1955 39.335 1956 39.621 1957 39.914 1958 40.213 1959 40.519 1960 40.831 1961 41.151 1962 41.479 1963 41.815 1964 42.159 1965 42.511 1966 42.87 1967 43.237 1968 43.61 1969 43.991 1970 44.378 1971 44.771 1972 45.172 1973 45.579 1974 45.994 1975 46.414 1976 46.841 1977 47.275 1978 47.714 1979 48.159 1980 48.61 1981 49.068 1982 49.532 1983 50.003 1984 50.48 1985 50.963 1986 51.452 1987 51.947 1988 52.446 1989 52.951 1990 53.459 1991 53.971 1992 54.488 1993 55.007 1994 55.53 1995 56.055 1996 56.583 1997 57.113 1998 57.645 1999 58.178 2000 58.712 2001 59.247 2002 59.782 2003 60.318 2004 60.854 2005 61.391 2006 61.933 2007 62.479 2008 63.026 2009 63.569 2010 64.098 2011 64.606 2012 65.085 2013 65.532 2014 65.943 2015 66.322 2016 66.672 2017 67.001 2018 67.317 2019 67.624 2020 67.923 2021 68.215 2022 68.498 2023 68.771 2024 69.035 2025 69.292 2026 69.543 2027 69.788 2028 70.028 2029 70.264 2030 70.496 2031 70.726 2032 70.951 2033 71.173 2034 71.392 2035 71.607 2036 71.819 2037 72.028 2038 72.234 2039 72.438 2040 72.641 2041 72.842 2042 73.043 2043 73.243 2044 73.443 2045 73.643 2046 73.842 2047 74.041 2048 74.239 2049 74.436 2050 74.632 2051 74.828 2052 75.024 2053 75.219 2054 75.413 2055 75.607 2056 75.801 2057 75.993 2058 76.185 2059 76.375 2060 76.566 2061 76.756 2062 76.946 2063 77.136 2064 77.327 2065 77.519 2066 77.711 2067 77.904 2068 78.098 2069 78.292 2070 78.487 2071 78.68 2072 78.873 2073 79.065 2074 79.255 2075 79.444 2076 79.632 2077 79.818 2078 80.004 2079 80.19 2080 80.374 2081 80.559 2082 80.742 2083 80.925 2084 81.107 2085 81.286 2086 81.462 2087 81.634 2088 81.802 2089 81.965 2090 82.123 2091 82.278 2092 82.43 2093 82.578 2094 82.725 2095 82.869 2096 83.011 2097 83.152 2098 83.291 2099 83.428