Year	2015 = 100
1980	12.1826095482
1981	10.3154716794
1982	8.46233347
1983	25.4207642993
1984	5.1122103064
1985	5.9769241719
1986	8.357418382
1987	9.4607949405
1988	9.7776716438
1989	9.859925693
1990	8.6323154852
1991	5.9777089283
1992	12.129904951
1993	9.4336191316
1994	13.8074419058
1995	16.7225554723
1996	16.1885033459
1997	15.8625687795
1998	17.4069792936
1999	16.6649065175
2000	16.1892246649
2001	16.6261509221
2002	17.924463408
2003	22.5198695037
2004	23.7378028939
2005	27.150300987
2006	36.1074266419
2007	40.6422189853
2008	51.0578436922
2009	56.5803611766
2010	77.1245091318
2011	123.8766448091
2012	131.3073522235
2013	133.2409658253
2014	128.0559514537
2015	100
2016	107.9183497043
2017	134.0461133425
2018	144.778506926
2019	151.8056716892
2020	140.2131945268
2021	142.6928744972