Year	2000 = 100
1980	164
1981	159
1982	155
1983	148
1984	144
1985	135
1986	91
1987	99
1988	82
1989	92
1990	96
1991	88
1992	81
1993	78
1994	86
1995	87
1996	94
1997	95
1998	81
1999	83
2000	100
2001	91.85341365
2002	93.9660301
2003	102.0224596
2004	109.3973992
2005	128.899218
2006	146.8400208
2007	163.4266758
2008	207.274867
2009	159.3423966
2010	195.6912228
2011	203.1028793
2012	205.5309439
2013	212.8268414
2014	217.1785909
2015	213.9656081
2016	214.5977619
2017	218.9796991
2018	250.289074
