Year	2000 = 100
1980	21.64316756
1981	25.53822753
1982	15.17327397
1983	10.04222884
1984	13.05083845
1985	15.16368065
1986	12.82430771
1987	12.98875923
1988	17.30404632
1989	21.42280461
1990	25.62984344
1991	30.7892528
1992	36.70531259
1993	39.02005269
1994	46.39829462
1995	39.17003315
1996	49.77801934
1997	61.62773152
1998	71.67299756
1999	81.36090464
2000	100
2001	95.87003868
2002	96.26768302
2003	95.07094983
2004	104.0138261
2005	111.7235317
2006	123.3625313
2007	128.9071795
2008	130.395504
2009	102.8475153
2010	126.6577764
2011	137.4400715
2012	143.3200571
2013	147.583258
2014	154.2658146
2015	157.3324572
2016	155.659673
2017	164.9871307
2018	175.4595042