Year	2000 = 100
1980	96.04999471
1981	94.44405822
1982	111.7514773
1983	78.04373781
1984	58.00867502
1985	46.3762903
1986	40.80765336
1987	36.83860535
1988	34.05927426
1989	36.91477625
1990	33.51459187
1991	50.38795774
1992	33.38068826
1993	44.21751024
1994	34.17201928
1995	51.81983071
1996	64.85822249
1997	90.32436518
1998	90.65749698
1999	82.85852479
2000	100
2001	107.8899637
2002	110.1269649
2003	117.6541717
2004	146.8564087
2005	172.1254232
2006	196.0241838
2007	231.6454051
2008	289.9454958
2009	210.2610943
2010	195.8766324
2011	287.5133011
2012	274.0323458
2013	381.7744861
2014	340.0475738
2015	286.3905683
2016	243.1257557
2017	194.2261185
2018	227.3276904