Year	2000 = 100
1980	34.68942725
1981	62.68551565
1982	64.79735324
1983	73.34470649
1984	76.84587711
1985	79.25993604
1986	82.10084513
1987	115.8162974
1988	166.3002513
1989	134.0045397
1990	119.7942839
1991	57.47680162
1992	59.4208971
1993	58.6326519
1994	72.94069781
1995	80.52209443
1996	89.30086027
1997	90.62131067
1998	110.8917677
1999	109.9033163
2000	100
2001	91.75213068
2002	87.59452281
2003	88.83029976
2004	109.4087476
2005	153.9887308
2006	187.2638752
2007	254.4868047
2008	331.8720578
2009	308.3042474
2010	363.0232182
2011	404.0427321
2012	474.6775683
2013	453.958186
2014	458.1129985
2015	436.0847473
2016	382.6836752
2017	422.7293346
2018	493.8827477