Year	2000 = 100
1980	33.56350229
1981	32.2768747
1982	33.95474189
1983	30.74719466
1984	33.02923093
1985	38.5818556
1986	39.12452165
1987	38.64430694
1988	33.47920068
1989	44.7782317
1990	41.11070293
1991	46.02586795
1992	43.94749568
1993	46.34560675
1994	55.31431564
1995	59.81625451
1996	65.51213571
1997	74.90517902
1998	75.93829923
1999	89.31467269
2000	100
2001	104.9394798
2002	109.8382495
2003	118.8092341
2004	132.4155549
2005	151.54537
2006	152.5831309
2007	157.7223451
2008	167.7982362
2009	167.0465086
2010	170.079438
2011	181.246577
2012	189.4913812
2013	181.6394679
2014	179.8673104
2015	184.2572793
2016	206.0375839
2017	222.4892423
2018	220.584984