Year	2000 = 100
1980	50
1981	55
1982	60
1983	56
1984	53
1985	52
1986	49
1987	58
1988	75
1989	77
1990	82
1991	76
1992	80
1993	81
1994	80
1995	86
1996	90
1997	98
1998	101
1999	96
2000	100
2001	98.26497732
2002	98.79360177
2003	106.7525949
2004	116.2445603
2005	125.9613097
2006	134.5154636
2007	149.2599485
2008	171.5374155
2009	156.1288467
2010	168.9251464
2011	195.1194573
2012	190.1788863
2013	186.9743306
2014	184.6755352
2015	160.9007241
2016	152.6349189
2017	162.7425369
2018	174.4910268
