Year	2000 = 100
1980	16.28691326
1981	19.30413701
1982	16.41115017
1983	15.4931991
1984	17.68185226
1985	21.41129621
1986	29.90993798
1987	53.70948426
1988	72.89863398
1989	67.94590437
1990	67.93967305
1991	61.52900971
1992	64.43348555
1993	63.59449697
1994	64.63386137
1995	100.3029126
1996	97.37475728
1997	114.2747573
1998	104.8446602
1999	112.476699
2000	100
2001	102.9126214
2002	109.4213592
2003	129.0116505
2004	177.6699029
2005	250.6796117
2006	402.2592233
2007	654.8776699
2008	506.2281553
2009	481.4038835
2010	622.631068
2011	654.9941748
2012	519.6213592
2013	527.753999
2014	566.0955078
2015	533.1592233
2016	509.4262136
2017	556.0474078
2018	601.9417476