Year	2015 = 100
1980	78.8363148412
1981	81.0984055511
1982	67.5295859525
1983	62.9280060467
1984	75.3972186856
1985	75.316728046
1986	80.2253334031
1987	76.798443258
1988	88.7768052737
1989	99.1478688917
1990	109.3167653943
1991	114.6883287351
1992	110.4591969404
1993	123.2949196812
1994	135.0736730785
1995	137.8804281463
1996	153.8539485543
1997	163.2077332436
1998	173.2304261659
1999	164.7748591566
2000	170.8740312401
2001	165.8851542014
2002	157.1880911459
2003	139.0303374133
2004	158.2310212398
2005	163.4150214536
2006	156.3742256877
2007	146.3780832065
2008	145.0776987818
2009	131.8561376427
2010	119.4394088769
2011	128.7101935731
2012	134.721539224
2013	123.5783680019
2014	107.1376095916
2015	100
2016	88.2291029635
2017	90.2789540466
2018	73.1460978664
2019	42.013581621
2020	16.3074176956
2021	8.3118087508