Year	2000 = 100
1980	80.13982899
1981	64.30940987
1982	59.31090895
1983	51.74619415
1984	56.00002872
1985	65.08466794
1986	65.70694264
1987	62.0721831
1988	55.3701655
2000	100
2001	107.7453736
2002	130.0320103
2003	164.3826979
2004	193.3325438
2005	199.6890414
2006	182.8222553
2007	198.1361808
2008	219.1815296
2009	192.7442047
2010	226.3377375
2011	224.3178415
2012	238.7605878
2013	238.3065096
2014	220.4768096
2015	195.4994344
2016	163.1378229
2017	220.3538917
2018	220.1300403