Year	2000 = 100
1980	102.0889072
1981	83.8649928
1982	56.39534884
1983	59.54928998
1984	63.18172463
1985	54.5225355
1986	37.30705907
1987	42.51903684
1988	39.9156205
1989	59.045071
1990	36.23173492
1991	5.597859642
1992	33.81354188
1993	52.71660836
1994	57.93373122
1995	65.77999588
1996	76.60526857
1997	73.18378267
1998	49.15620498
1999	62.58489401
2000	100
2001	83.36591891
2002	79.07491253
2003	106.3902037
2004	147.1444742
2005	230.8525417
2006	288.2079646
2007	322.551739
2008	449.9743877
2009	277.8766156
2010	360.0429718
2011	525.3275108
2012	611.8122556
2013	592.2181416
2014	525.3686512
2015	278.4637709
2016	238.078587
2017	282.5907292
2018	368.211165
