Year	2000 = 100
1980	51.08008629
1981	50.96205723
1982	48.48195404
1983	49.78493892
1984	50.31387707
1985	51.22368055
1986	68.82736549
1987	77.31584779
1988	75.36710864
1989	73.72757765
1990	86.63230631
1991	85.31336651
1992	83.53126761
1993	78.7075644
1994	81.30140469
1995	103.5015448
1996	105.046344
1997	96.29248198
1998	104.8403708
1999	95.36560247
2000	100
2001	108.8568486
2002	133.0587024
2003	163.2337796
2004	154.4741504
2005	177.4663234
2006	170.5060762
2007	191.8809475
2008	223.3466529
2009	176.8337796
2010	177.7298661
2011	185.0119464
2012	175.6359423
2013	185.4788877
2014	181.7601442
2015	157.2544799
2016	153.5659114
2017	168.5982492
2018	230.2914521