Year	2000 = 100
1980	52.86682497
1981	57.07034728
1982	56.69684377
1983	59.75672801
1984	53.78623726
1985	41.97697141
1986	43.73800336
1987	58.10799446
1988	72.26451964
1989	73.32368655
1990	83.17626398
1991	100.2212575
1992	111.1688681
1993	107.6354259
1994	108.6573662
1995	136.7948485
1996	139.1427276
1997	140.8727437
1998	118.1026419
1999	107.0129912
2000	100
2001	91.81442858
2002	100.7116545
2003	138.5248647
2004	177.9469898
2005	174.2496982
2006	185.3588733
2007	214.7691479
2008	222.430648
2009	228.6092771
2010	284.2169391
2011	308.9314555
2012	321.4787684
2013	268.7277891
2014	272.7575256
2015	249.3568645
2016	229.9633665
2017	260.414849
2018	283.4176846