Year	2000 = 100
1980	12.40244729
1981	13.79908852
1982	13.86371212
1983	15.69320691
1984	18.00659879
1985	19.20957794
1986	20.71732381
1987	25.05946889
1988	28.57063607
1989	33.30476884
1990	37.19800256
1991	43.41909741
1992	44.69857447
1993	47.04331702
1994	57.97797644
1995	71.96261538
1996	83.64307924
1997	85.82294715
1998	66.81193398
1999	85.75154849
2000	100
2001	96.9848606
2002	107.9928915
2003	118.8322585
2004	130.1752322
2005	131.7040335
2006	144.0860812
2007	154.7147045
2008	161.9764097
2009	146.8513036
2010	166.8186033
2011	176.6372496
2012	179.295623
2013	186.5591863
2014	197.6012189
2015	208.1798394
2016	207.7627001
2017	223.8870922
2018	229.3564135
