Year	2015 = 100
1980	65.8741250797
1981	64.9490094089
1982	71.7111215844
1983	75.6936002328
1984	79.2812160834
1985	82.8910024599
1986	88.3738540483
1987	92.022780551
1988	85.8703224404
1989	99.3301861426
1990	105.5601866891
1991	102.546492175
1992	106.5602582608
1993	105.568689321
1994	101.3247392342
1995	96.472598367
1996	106.8075375324
1997	114.9864434499
1998	115.2118800593
1999	123.402377305
2000	136.7466292805
2001	120.9699765896
2002	125.2457681017
2003	125.9757727657
2004	130.0625942612
2005	142.6357102515
2006	139.8297785425
2007	135.2416780633
2008	132.8279989187
2009	118.2323849658
2010	114.8628013595
2011	111.6633181845
2012	106.5338934012
2013	100.3304354302
2014	99.3463131375
2015	100
2016	110.3262831037
2017	105.9949389299
2018	99.7984631186
2019	94.8867720071
2020	88.2847158947
2021	75.9404141146