Year	2000 = 100
1980	28.92374963
1981	33.22132863
1982	31.4366036
1983	31.32847675
1984	33.58773815
1985	42.52076987
1986	46.3206844
1987	48.70108713
1988	66.13398528
1989	87.85155825
1990	73.72506483
1991	71.46802612
1992	63.73174493
1993	61.13171766
1994	57.7803389
1995	63.45293957
1996	62.31468129
1997	83.15166638
1998	95.74850029
1999	87.94388328
2000	100
2001	88.0657368
2002	90.8343867
2003	114.2460038
2004	138.8061943
2005	124.5409713
2006	112.7987573
2007	137.8297562
2008	159.3699484
2009	157.2339206
2010	176.4243407
2011	200.0316828
2012	220.790077
2013	233.7459191
2014	226.7205498
2015	225.4759883
2016	197.8858046
2017	167.9093375
2018	177.1516928