Year	2000 = 100
1986	68.58514517
1987	59.56633974
1988	63.78239985
1989	65.23088025
1990	73.57086664
1991	104.6397665
1992	96.04090964
1993	106.1945309
1994	96.17056114
1995	87.76907494
1996	65.93295222
1997	50.46083872
1998	59.51871598
1999	126.1336956
2000	100
2001	98.38375579
2002	107.3819007
2003	130.3106798
2004	121.5479645
2005	129.7607387
2006	170.2340703
2007	172.9286428
2008	212.6387219
2009	218.4138676
2010	222.7168305
2011	232.6475715
2012	228.11334
2013	269.2968302
2014	307.068175
2015	280.9718237
2016	280.8025008
2017	282.5452858
2018	278.9272484