Year	2000 = 100
1980	78.18138718
1981	69.49753509
1982	48.48127509
1983	37.93457429
1984	42.19403519
1985	33.41476056
1986	44.68044501
1987	53.56679376
1988	46.11620254
1989	45.67806246
1990	51.57537576
1991	49.51123575
1992	58.67300406
1993	83.14355968
1994	91.66127613
1995	93.20291566
1996	115.9097072
1997	118.1929469
1998	108.9385686
1999	104.1467956
2000	100
2001	95.30113564
2002	97.09550849
2003	102.2792523
2004	118.2394012
2005	110.2761739
2006	117.2231881
2007	135.2899308
2008	158.4104249
2009	152.0459838
2010	175.4031358
2011	225.1140424
2012	282.2149738
2013	274.1602335
2014	232.7102207
2015	229.5401621
2016	287.2192803
2017	286.282219
2018	262.1778104