Year	2000 = 100
1980	68.41798504
1981	62.44819625
1982	52.95108309
1983	42.94293617
1984	47.30491681
1985	46.24324176
1986	51.94640425
1987	55.96511961
1988	64.00255034
1989	70.00937056
1990	71.57724918
1991	62.31842523
1992	59.2886101
1993	57.12565248
1994	67.31702448
1995	96.30909331
1996	94.95664102
1997	105.5756456
1998	102.9621925
1999	91.20326392
2000	100
2001	102.7863737
2002	104.4878875
2003	119.9592976
2004	146.6038957
2005	188.2538875
2006	232.9098977
2007	289.4654271
2008	358.3295604
2009	328.5171327
2010	389.4072717
2011	476.0134859
2012	524.5529662
2013	526.7583899
2014	592.3837213
2015	518.2198186
2016	454.2691094
2017	537.3287155
2018	555.8064815