Year	Years
1950	66.85934
1955	68.07714
1960	71.53507
1965	81.34424
1970	91.63414
1975	85.7597
1980	78.52797
1985	77.90922
1990	81.01078
1995	87.42129
2000	93.36521
2005	95.5073
2010	97.6881
2015	92.78919
2020	86.63793
2025	83.15554
2030	82.8419
2035	82.24292
2040	80.70749
2045	80.50203
2050	80.64786
2055	80.97796
2060	82.07024
2065	83.75596
2070	85.24693
2075	86.27856
2080	86.96491
2085	87.98868
2090	89.39743
2095	90.60129
2100	91.35322