Year Years 1950 97.72539 1955 100.17181 1960 102.33446 1965 102.69152 1970 103.29358 1975 104.03567 1980 104.34617 1985 104.34529 1990 104.28492 1995 104.31844 2000 104.36347 2005 104.57992 2010 105.20212 2015 105.1702 2020 105.19135 2025 105.26172 2030 105.3107 2035 105.38723 2040 105.4323 2045 105.47133 2050 105.50355 2055 105.5245 2060 105.53543 2065 105.54399 2070 105.5531 2075 105.56308 2080 105.57174 2085 105.57709 2090 105.57968 2095 105.58176 2100 105.58371