Year	2015 = 100
1980	338.483535655
1981	327.6333406785
1982	350.786956672
1983	337.907556839
1984	349.8656030553
1985	334.9619810756
1986	304.7260095012
1987	316.4875861806
1988	361.0937668959
1989	384.1616282746
1990	308.4726407858
1991	349.3071370428
1992	364.6351059364
1993	355.6801946599
1994	259.766434346
1995	250.6340206385
1996	216.8050624818
1997	194.8248257595
1998	160.6450317324
1999	139.1605897725
2000	129.883217173
2001	126.3927732478
2002	123.1590182261
2003	129.7852194544
2004	131.2163537104
2005	120.3769323519
2006	118.1659350088
2007	119.3282437358
2008	108.3681090322
2009	108.522205897
2010	110.4736446709
2011	99.097230009
2012	94.2345879742
2013	96.9818160503
2014	102.9880644472
2015	100
2016	99.9607002219
2017	102.2773526656
2018	97.2281871869
2019	94.1154334355
2020	97.9913634238
2021	92.5343016628