Year	2000 = 100
1980	202.8169014
1981	187.0967742
1982	179.3103448
1983	190.5660377
1984	228.5714286
1985	252.0833333
1986	259.6153846
1987	213.3333333
1988	195.1612903
1989	165.0793651
1990	143.0555556
1991	156.0606061
1992	162.5
1993	77.41935484
1994	122.8915663
1995	122
1996	118.5185185
1997	117.3469388
1998	116.6666667
1999	118.1818182
2000	100
2001	110.5711862
2002	141.7634814
2003	138.0080973
2004	130.5965445
2005	131.2059726
2006	133.5128008
2007	137.7788513
2008	140.9488313
2009	150.0576962
2010	162.9541872
2011	160.7462288
2012	145.8985484
2013	145.6196172
2014	158.9499766
2015	173.0060451
2016	173.7483261
2017	154.4630003
2018	155.311853