Year Years 1950 105.66956 1955 104.97675 1960 104.55249 1965 103.67382 1970 103.11343 1975 102.81328 1980 101.97887 1985 102.07858 1990 101.77835 1995 101.6341 2000 101.75725 2005 101.84796 2010 101.76015 2015 101.61923 2020 101.49014 2025 101.49907 2030 101.59052 2035 101.74063 2040 102.03581 2045 102.39582 2050 102.77842 2055 103.10974 2060 103.37816 2065 103.62331 2070 103.81097 2075 103.96637 2080 104.09687 2085 104.20609 2090 104.29648 2095 104.37405 2100 104.43774