Year	2015 = 100
1980	180.2569913168
1981	134.9690995223
1982	127.407450488
1983	102.5117417594
1984	81.5083961754
1985	84.3525189332
1986	97.4179906219
1987	98.8506081287
1988	98.8506081287
1989	98.8506081287
1990	98.8506081287
1991	98.8506081287
1992	98.8506081287
1993	98.8506081287
1994	98.8506081287
1995	98.8506081287
1996	98.8506081287
1997	98.8506081287
1998	98.8506081287
1999	98.8506081287
2000	98.8506081287
2001	98.561461322
2002	107.5818810849
2003	101.2748873643
2004	99.8822274085
2005	93.8621630481
2006	94.8240295924
2007	98.5486186806
2008	104.3171151628
2009	100.1037394627
2010	101.1503896693
2011	95.1240709025
2012	96.7825072659
2013	100.6855917375
2014	104.2719988556
2015	100
2016	96.9735650985
2017	101.7464733674
2018	102.9324148557
2019	99.9048599471
2020	97.2481378065
2021	97.4643723948