Year Years 1950 62.082 1951 62.63 1952 63.695 1953 64.698 1954 65.639 1955 66.517 1956 67.334 1957 68.089 1958 68.784 1959 69.422 1960 70.003 1961 70.533 1962 71.013 1963 71.449 1964 71.844 1965 72.199 1966 72.514 1967 72.788 1968 73.025 1969 73.23 1970 73.408 1971 73.565 1972 73.708 1973 73.839 1974 73.964 1975 74.086 1976 74.203 1977 74.314 1978 74.418 1979 74.513 1980 74.599 1981 74.672 1982 74.735 1983 74.787 1984 74.835 1985 74.881 1986 74.928 1987 74.984 1988 75.053 1989 75.141 1990 75.256 1991 75.401 1992 75.578 1993 75.785 1994 76.022 1995 76.29 1996 76.589 1997 76.913 1998 77.253 1999 77.602 2000 77.946 2001 78.272 2002 78.576 2003 78.852 2004 79.101 2005 79.326 2006 79.539 2007 79.749 2008 79.965 2009 80.188 2010 80.414 2011 80.636 2012 80.844 2013 81.032 2014 81.201 2015 81.35 2016 81.483 2017 81.609 2018 81.732 2019 81.855 2020 81.98 2021 82.108 2022 82.237 2023 82.364 2024 82.491 2025 82.617 2026 82.743 2027 82.868 2028 82.993 2029 83.118 2030 83.242 2031 83.365 2032 83.489 2033 83.612 2034 83.734 2035 83.857 2036 83.979 2037 84.1 2038 84.221 2039 84.342 2040 84.462 2041 84.582 2042 84.7 2043 84.818 2044 84.934 2045 85.051 2046 85.167 2047 85.283 2048 85.4 2049 85.517 2050 85.635 2051 85.753 2052 85.872 2053 85.99 2054 86.107 2055 86.224 2056 86.338 2057 86.451 2058 86.561 2059 86.671 2060 86.779 2061 86.889 2062 86.999 2063 87.112 2064 87.227 2065 87.344 2066 87.461 2067 87.578 2068 87.695 2069 87.81 2070 87.923 2071 88.035 2072 88.146 2073 88.256 2074 88.366 2075 88.476 2076 88.586 2077 88.696 2078 88.805 2079 88.915 2080 89.025 2081 89.135 2082 89.245 2083 89.355 2084 89.465 2085 89.575 2086 89.685 2087 89.795 2088 89.905 2089 90.015 2090 90.125 2091 90.235 2092 90.345 2093 90.455 2094 90.565 2095 90.675 2096 90.785 2097 90.895 2098 91.005 2099 91.115