Year	Years
1950	103.70517
1955	102.67164
1960	101.50498
1965	100.28575
1970	95.72751
1975	90.58307
1980	92.21964
1985	94.56366
1990	96.80434
1995	102.1882
2000	101.73568
2005	101.61433
2010	101.92485
2015	102.67328
2020	102.97344
2025	102.5371
2030	102.21124
2035	102.16562
2040	102.1424
2045	102.1194
2050	102.10996
2055	102.12791
2060	102.14171
2065	102.15831
2070	102.19924
2075	102.26752
2080	102.35198
2085	102.44646
2090	102.55947
2095	102.68999
2100	102.83802