Year Years 1950 56.749 1951 57.004 1952 57.519 1953 58.045 1954 58.581 1955 59.129 1956 59.685 1957 60.249 1958 60.818 1959 61.385 1960 61.944 1961 62.489 1962 63.015 1963 63.52 1964 64.007 1965 64.482 1966 64.956 1967 65.439 1968 65.942 1969 66.468 1970 67.021 1971 67.603 1972 68.208 1973 68.825 1974 69.445 1975 70.058 1976 70.651 1977 71.216 1978 71.747 1979 72.241 1980 72.697 1981 73.12 1982 73.52 1983 73.901 1984 74.266 1985 74.615 1986 74.944 1987 75.25 1988 75.531 1989 75.788 1990 76.018 1991 76.221 1992 76.4 1993 76.561 1994 76.709 1995 76.851 1996 76.996 1997 77.148 1998 77.311 1999 77.49 2000 77.686 2001 77.898 2002 78.122 2003 78.352 2004 78.586 2005 78.822 2006 79.058 2007 79.294 2008 79.527 2009 79.755 2010 79.976 2011 80.187 2012 80.387 2013 80.577 2014 80.757 2015 80.928 2016 81.092 2017 81.251 2018 81.407 2019 81.562 2020 81.716 2021 81.871 2022 82.026 2023 82.18 2024 82.333 2025 82.486 2026 82.636 2027 82.785 2028 82.932 2029 83.077 2030 83.221 2031 83.362 2032 83.502 2033 83.642 2034 83.78 2035 83.918 2036 84.056 2037 84.193 2038 84.33 2039 84.465 2040 84.6 2041 84.732 2042 84.864 2043 84.993 2044 85.121 2045 85.247 2046 85.374 2047 85.5 2048 85.627 2049 85.754 2050 85.882 2051 86.009 2052 86.136 2053 86.261 2054 86.385 2055 86.508 2056 86.63 2057 86.75 2058 86.87 2059 86.99 2060 87.11 2061 87.23 2062 87.351 2063 87.472 2064 87.593 2065 87.715 2066 87.837 2067 87.959 2068 88.081 2069 88.202 2070 88.322 2071 88.442 2072 88.561 2073 88.679 2074 88.796 2075 88.912 2076 89.028 2077 89.143 2078 89.257 2079 89.371 2080 89.485 2081 89.599 2082 89.714 2083 89.829 2084 89.945 2085 90.061 2086 90.176 2087 90.291 2088 90.404 2089 90.517 2090 90.63 2091 90.742 2092 90.855 2093 90.968 2094 91.082 2095 91.197 2096 91.313 2097 91.43 2098 91.548 2099 91.668