Year	2000 = 100
1980	59.70247823
1981	56.37812885
1982	49.98872227
1983	52.76935134
1984	42.33343846
1985	30.24247116
1986	33.69699229
1987	41.73648345
1988	48.80045111
1989	55.91841806
1990	63.43005419
1991	68.33577047
1992	82.76380805
1993	75.07545565
1994	80.34760253
1995	95.89546561
1996	100.9519553
1997	101.4150943
1998	103.9048235
1999	101.6119522
2000	100
2001	107.368381
2002	90.82090688
2003	144.4499391
2004	183.0588101
2005	180.6908095
2006	182.592818
2007	175.4602861
2008	152.1606817
2009	169.2787584
2010	186.3968351
2011	185.4458308
2012	175.7455873
2013	160.9790589
2014	160.71972
2015	134.2373901
2016	140.3480953
2017	158.3716251
2018	179.065106