Year Years 1950 100.53467 1955 95.82446 1960 89.36474 1965 90.96933 1970 100.25518 1975 100.21792 1980 101.82168 1985 100.97322 1990 103.52127 1995 100.92933 2000 99.45215 2005 102.05762 2010 102.81825 2015 107.36753 2020 112.58508 2025 111.99494 2030 109.18951 2035 107.67917 2040 107.51925 2045 107.32627 2050 107.12303 2055 106.90755 2060 106.81552 2065 106.85251 2070 106.88728 2075 106.91626 2080 106.93599 2085 106.95344 2090 106.96125 2095 106.96927 2100 106.97624