Year	2000 = 100
1980	168.3544304
1981	194.4444444
1982	165.7142857
1983	168.2539683
1984	139.7260274
1985	136.1111111
1986	67.04545455
1987	63.10679612
1988	57.40740741
1989	59.09090909
1990	73.94957983
1991	81.18811881
1992	70.58823529
1993	58.55855856
1994	57.40740741
1995	57.89473684
1996	67.54385965
1997	70.75471698
1998	50.92592593
1999	59.43396226
2000	100
2001	103.8846561
2002	101.3618254
2003	116.0450805
2004	129.7207603
2005	165.076751
2006	190.2073697
2007	189.5417271
2008	231.4513173
2009	171.2472174
2010	225.0974547
2011	262.5476474
2012	290.9311768
2013	283.1418272
2014	270.0409891
2015	188.3092004
2016	155.4023532
2017	178.3089537
2018	222.914708
