Year Years 1950 110.14075 1955 112.20497 1960 113.23302 1965 113.41475 1970 112.98072 1975 111.79189 1980 110.16172 1985 108.22236 1990 105.60447 1995 102.92809 2000 100.30512 2005 98.08404 2010 96.06752 2015 94.14372 2020 92.41275 2025 90.87157 2030 89.64702 2035 88.85507 2040 88.48683 2045 88.45032 2050 88.53108 2055 88.85758 2060 89.4022 2065 90.09752 2070 90.88718 2075 91.68992 2080 92.45431 2085 93.1414 2090 93.70486 2095 94.17131 2100 94.50441