Year	2015 = 100
1980	10.9952807833
1981	8.1710209073
1982	8.4716588858
1983	8.4072164493
1984	9.6988670482
1985	9.9510331084
1986	14.293893035
1987	13.0067253903
1988	14.1128938389
1989	16.0167475949
1990	18.9567236738
1991	20.2632240487
1992	19.3789617337
1993	19.9376496471
1994	23.5873330945
1995	28.3709232581
1996	29.6631342244
1997	32.283980144
1998	30.5123734766
1999	32.4324779326
2000	36.5453063774
2001	34.4346764529
2002	33.3727771539
2003	36.6475737395
2004	45.4557342268
2005	59.3710979549
2006	68.3393278709
2007	84.0312855714
2008	105.4219440638
2009	92.0489783178
2010	111.2706175471
2011	159.4668437705
2012	168.4614026063
2013	164.8129351638
2014	153.7001297514
2015	100
2016	88.9776552575
2017	103.3783018066
2018	117.044139299
2019	110.6425320411
2020	86.8784090608
2021	112.8792238194