Year Years 1950 103.19398 1955 102.40571 1960 101.94955 1965 104.34686 1970 104.32232 1975 104.04474 1980 104.02712 1985 103.6929 1990 104.81658 1995 104.35286 2000 102.91995 2005 106.38986 2010 102.68674 2015 101.96458 2020 103.56221 2025 104.41024 2030 100.70578 2035 96.09303 2040 93.98629 2045 93.93511 2050 94.66273 2055 95.0756 2060 95.15034 2065 95.73134 2070 96.69715 2075 97.75318 2080 98.83846 2085 99.76019 2090 100.30595 2095 100.40733 2100 100.30704