Year Years 1950 114.09172 1955 114.40593 1960 113.74697 1965 108.82693 1970 105.84817 1975 105.67283 1980 105.70642 1985 104.83586 1990 104.95249 1995 105.83266 2000 105.9921 2005 106.61679 2010 108.8951 2015 112.23065 2020 114.47848 2025 116.1436 2030 116.24795 2035 115.29989 2040 114.30231 2045 113.31962 2050 112.35364 2055 111.39885 2060 110.43803 2065 109.47125 2070 108.48764 2075 107.49109 2080 106.98435 2085 106.98968 2090 106.99267 2095 106.99599 2100 106.99851