Year Years 1950 100.93809 1955 99.9167 1960 99.85412 1965 99.74866 1970 143.22034 1975 140.88877 1980 136.978 1985 129.32622 1990 122.61833 1995 118.90004 2000 116.3537 2005 109.33197 2010 102.99803 2015 96.61331 2020 93.13891 2025 91.06588 2030 90.80943 2035 91.50243 2040 90.08135 2045 88.28694 2050 89.04848 2055 89.50961 2060 90.46023 2065 91.13526 2070 91.84952 2075 92.66491 2080 93.52286 2085 94.33107 2090 95.10176 2095 95.73799 2100 96.2752