Year	2015 = 100
1980	8.2258045142
1981	8.226595544
1982	6.7135601006
1983	3.8547188316
1984	2.8025404373
1985	2.2441816072
1986	2.3174251326
1987	2.8418487722
1988	3.0176332325
1989	3.0762280526
1990	3.6914736631
1991	4.7461804238
1992	4.0723399932
1993	3.8672581223
1994	4.5995468867
1995	4.9219648831
1996	6.357537975
1997	6.5040250247
1998	6.7384043051
1999	7.7052188351
2000	10.6642572475
2001	20.5960792411
2002	23.7309021138
2003	30.6157934729
2004	44.0587928705
2005	52.2371355788
2006	69.7611470061
2007	70.6676674616
2008	77.7336461095
2009	62.9064905759
2010	87.8922300645
2011	105.5913228096
2012	112.9572776081
2013	117.8927778704
2014	129.5100799526
2015	100
2016	97.5086947428
2017	138.4391101537
2018	146.847027372
2019	136.7871171019
2020	105.1322909899
2021	163.4499913966