Year	2000 = 100
1980	56.05104883
1981	46.80146832
1982	46.85754381
1983	43.35354447
1984	45.25004637
1985	42.82585972
1986	36.38580514
1987	38.25786387
1988	38.83587279
1989	50.1516195
1990	46.45509431
1991	47.86690266
1992	50.10014508
1993	48.66288708
1994	63.61146298
1995	78.95738406
1996	84.51071258
1997	98.12574138
1998	82.77281805
1999	87.52840799
2000	100
2001	101.0182734
2002	110.9130097
2003	130.7095275
2004	184.1720454
2005	249.7185442
2006	342.6370722
2007	403.9413882
2008	445.9948583
2009	387.6645564
2010	514.7885568
2011	666.8089388
2012	681.6854136
2013	616.2644316
2014	568.4140111
2015	494.8209901
2016	533.173514
2017	650.9794427
2018	703.7098472