Year	2015 = 100
1980	91.6147553525
1981	81.468933524
1982	74.3206916131
1983	68.9938281063
1984	75.2671899018
1985	90.8548335769
1986	90.6948376472
1987	97.786334413
1988	110.9442105944
1989	112.1769240394
1990	107.6608149581
1991	100.7351019301
1992	92.3405101044
1993	93.7705103841
1994	98.2633409237
1995	98.0209277865
1996	102.8545285776
1997	107.7167426538
1998	109.7114971495
1999	109.7114971495
2000	109.7114971495
2001	109.3026989457
2002	107.2856128175
2003	104.0483638117
2004	103.3472905042
2005	98.6271737497
2006	102.9362272736
2007	106.7102295102
2008	90.3808445821
2009	91.7345491827
2010	95.4866107106
2011	91.3116569792
2012	91.2259519045
2013	90.4952913262
2014	93.5736246437
2015	100
2016	101.5083830224
2017	96.6487733655
2018	93.1809396468
2019	94.5003419823
2020	94.019442743
2021	85.863803381