Year	2000 = 100
1980	18.59130114
1981	14.66479912
1982	17.50261703
1983	23.72410616
1984	27.68090675
1985	30.91979359
1986	38.42683376
1987	69.87394029
1988	66.28381865
1989	68.33652783
1990	65.78252857
1991	67.94249908
1992	64.36785846
1993	64.76852193
1994	68.11131589
1995	80.07813084
1996	94.82242991
1997	106.2246729
1998	76.93457944
1999	98.8411215
2000	100
2001	93.8317757
2002	90.65420561
2003	105.046729
2004	131.3305421
2005	165.4334953
2006	169.3094206
2007	193.4370093
2008	185.079514
2009	129.1854953
2010	175.4481495
2011	219.884785
2012	223.2241121
2013	295.7377737
2014	318.1433844
2015	236.3633068
2016	275.1978638
2017	220.9824708
2018	222.7741459