Year	2015 = 100
1980	12.60856812
1981	11.8633214826
1982	8.7562104981
1983	10.0324547432
1984	11.1674496203
1985	11.1011999216
1986	10.9380756575
1987	10.3424533439
1988	11.7511969899
1989	12.1074453815
1990	11.6849472877
1991	11.9386961417
1992	12.9574415454
1993	14.1249362811
1994	13.1986904593
1995	16.817517204
1996	19.1932297146
1997	23.5452381634
1998	28.9255143079
1999	31.5877963062
2000	35.6840890225
2001	37.1527923151
2002	39.2078601982
2003	42.7202938609
2004	52.1434860974
2005	58.5630274133
2006	65.3518473801
2007	79.5299544704
2008	93.5375873556
2009	65.9651195224
2010	79.7025583376
2011	99.5597433766
2012	101.7529730941
2013	98.0072123425
2014	98.8883904194
2015	100
2016	94.4842644344
2017	102.0894293771
2018	111.510205551
2019	108.7093858829
2020	91.642282563
2021	134.5825168053
