Year	2000 = 100
1980	51.81389296
1981	55.66543946
1982	55.60832306
1983	47.95301071
1984	63.76403891
1985	57.3795777
1986	55.37460559
1987	55.04634624
1988	57.74757167
1989	67.17694023
1990	62.72336564
1991	60.91449422
1992	65.64128393
1993	72.39013741
1994	78.64856533
1995	102.3294229
1996	96.58614425
1997	98.23530437
1998	95.88402265
1999	100.0424333
2000	100
2001	106.5661105
2002	101.4819524
2003	111.2214866
2004	117.7770552
2005	125.363786
2006	135.5729332
2007	140.3205508
2008	149.8590048
2009	153.276305
2010	173.2733011
2011	190.5291463
2012	190.8422861
2013	212.1686795
2014	236.7248376
2015	275.9586166
2016	299.101692
2017	336.25663
2018	371.1151602