Year	2000 = 100
1980	17.8433238
1981	20.49277194
1982	20.93515181
1983	20.92823962
1984	21.30655171
1985	19.5363633
1986	18.96086811
1987	24.19933851
1988	32.60143446
1989	36.90653685
1990	45.16964584
1991	49.12490245
1992	53.64086365
1993	63.34980861
1994	76.30904158
1995	92.53929912
1996	97.61641087
1997	98.43323795
1998	75.61187707
1999	82.54487346
2000	100
2001	86.21650749
2002	86.54427887
2003	101.2434501
2004	129.0267197
2005	148.6840834
2006	177.420194
2007	195.5888364
2008	237.6751273
2009	182.6786577
2010	230.9940912
2011	271.8569995
2012	282.2275075
2013	277.2425583
2014	272.2117507
2015	220.5541165
2016	216.9596105
2017	243.5532937
2018	275.4725541