Year	2015 = 100
1980	0.7664293015
1981	0.6295669262
1982	1.0948990018
1983	1.1222714773
1984	1.2043889028
1985	1.478113653
1986	1.5082233759
1987	1.7545756507
1988	1.5876035531
1989	1.732677671
1990	2.1542137867
1991	2.6441810905
1992	3.6295901922
1993	6.5967664881
1994	8.2254287539
1995	8.5128397423
1996	8.8358349477
1997	9.8267185425
1998	10.11412953
1999	8.5073652474
2000	9.0414022354
2001	8.7457795046
2002	8.2284397262
2003	9.1826442093
2004	9.9455150906
2005	15.1391685
2006	24.1433441722
2007	25.2563090068
2008	29.8880055158
2009	28.8144570449
2010	47.8024692576
2011	59.933402758
2012	62.1538579306
2013	61.9696411774
2014	72.8660760467
2015	100
2016	116.1899863704
2017	133.390341032
2018	148.0254180579
2019	158.9231394284
2020	167.3808783728
2021	210.6182483724