Year	2000 = 100
1980	21.23503816
1981	20.25445635
1982	26.1891452
1983	22.02837713
1984	24.74131631
1985	22.86971119
1986	32.54368212
1987	33.9325857
1988	34.43331446
1989	42.76762709
1990	69.27288858
1991	77.43019834
1992	72.02806107
1993	88.5161939
1994	114.8280253
1995	153.7583024
1996	152.3595952
1997	166.8736347
1998	132.0886622
1999	89.59443479
2000	100
2001	99.18493226
2002	94.97947127
2003	133.7589054
2004	159.5360524
2005	153.3603491
2006	141.1218504
2007	169.3860886
2008	219.6317237
2009	183.1859999
2010	249.7871987
2011	296.8776272
2012	265.5500588
2013	295.0186767
2014	309.3453444
2015	299.4430271
2016	303.4687075
2017	342.0135407
2018	371.4027649