Year	Years
1950	84.01904
1955	87.26722
1960	92.08678
1965	95.86991
1970	97.87723
1975	99.11628
1980	98.72896
1985	97.17279
1990	94.69382
1995	92.21869
2000	89.31017
2005	86.70919
2010	85.17931
2015	84.70677
2020	85.44873
2025	86.86818
2030	88.16638
2035	89.14044
2040	89.87339
2045	90.33735
2050	90.71737
2055	91.00089
2060	91.22997
2065	91.29043
2070	91.29417
2075	91.3521
2080	91.44313
2085	91.53067
2090	91.60281
2095	91.68471
2100	91.79475