Year	2000 = 100
1980	156
1981	129
1982	116
1983	122
1984	103
1985	76
1986	84
1987	97
1988	109
1989	118
1990	128
1991	108
1992	113
1993	103
1994	114
1995	114
1996	113
1997	114
1998	104
1999	99
2000	100
2001	98.6383937
2002	97.86105848
2003	101.5566544
2004	110.5355601
2005	118.7482442
2006	152.7650249
2007	172.3055864
2008	172.4420408
2009	158.367294
2010	173.9535127
2011	193.5985435
2012	190.9025802
2013	181.0989466
2014	182.2505462
2015	168.1104612
2016	162.8202831
2017	173.2466663
2018	181.1879631
