Year	Years
1950	103.40382
1955	103.48022
1960	102.16918
1965	100.6908
1970	98.98447
1975	96.84253
1980	94.97029
1985	93.52006
1990	92.42642
1995	91.91249
2000	91.35321
2005	90.71378
2010	89.97946
2015	89.39068
2020	88.8889
2025	88.19854
2030	87.5591
2035	87.07205
2040	86.771
2045	86.52596
2050	86.46681
2055	86.672
2060	87.15673
2065	87.85941
2070	88.57891
2075	89.23176
2080	89.83819
2085	90.39257
2090	90.90026
2095	91.29856
2100	91.60122