Year Years 1950 56.334 1951 56.553 1952 57.011 1953 57.509 1954 58.047 1955 58.625 1956 59.242 1957 59.893 1958 60.576 1959 61.28 1960 61.996 1961 62.714 1962 63.421 1963 64.109 1964 64.771 1965 65.405 1966 66.013 1967 66.604 1968 67.186 1969 67.766 1970 68.348 1971 68.937 1972 69.534 1973 70.14 1974 70.757 1975 71.391 1976 72.047 1977 72.721 1978 73.405 1979 74.086 1980 74.747 1981 75.369 1982 75.939 1983 76.445 1984 76.882 1985 77.248 1986 77.546 1987 77.791 1988 77.998 1989 78.178 1990 78.339 1991 78.491 1992 78.636 1993 78.779 1994 78.924 1995 79.074 1996 79.228 1997 79.383 1998 79.536 1999 79.685 2000 79.83 2001 79.97 2002 80.105 2003 80.236 2004 80.365 2005 80.495 2006 80.629 2007 80.771 2008 80.921 2009 81.08 2010 81.247 2011 81.419 2012 81.595 2013 81.77 2014 81.943 2015 82.112 2016 82.277 2017 82.439 2018 82.598 2019 82.754 2020 82.907 2021 83.059 2022 83.209 2023 83.359 2024 83.508 2025 83.656 2026 83.803 2027 83.948 2028 84.092 2029 84.233 2030 84.372 2031 84.509 2032 84.643 2033 84.776 2034 84.908 2035 85.038 2036 85.168 2037 85.298 2038 85.427 2039 85.557 2040 85.687 2041 85.816 2042 85.946 2043 86.074 2044 86.202 2045 86.329 2046 86.454 2047 86.579 2048 86.702 2049 86.823 2050 86.944 2051 87.063 2052 87.181 2053 87.299 2054 87.415 2055 87.532 2056 87.647 2057 87.763 2058 87.879 2059 87.994 2060 88.11 2061 88.226 2062 88.342 2063 88.459 2064 88.575 2065 88.691 2066 88.807 2067 88.923 2068 89.038 2069 89.153 2070 89.267 2071 89.381 2072 89.493 2073 89.605 2074 89.715 2075 89.826 2076 89.936 2077 90.046 2078 90.157 2079 90.268 2080 90.38 2081 90.492 2082 90.604 2083 90.715 2084 90.826 2085 90.937 2086 91.046 2087 91.156 2088 91.265 2089 91.373 2090 91.482 2091 91.589 2092 91.697 2093 91.804 2094 91.91 2095 92.017 2096 92.122 2097 92.228 2098 92.333 2099 92.437