Year	2000 = 100
1980	88.61799403
1981	67.56480174
1982	64.04815166
1983	57.27059016
1984	64.02451561
1985	59.44150509
1986	58.52056366
1987	59.98309788
1988	50.37296673
1989	70.92092604
1990	56.70196993
1991	65.61324674
1992	61.96456233
1993	64.46713378
1994	74.85552981
1995	74.99847069
1996	73.60372081
1997	75.48860266
1998	72.59379218
1999	80.56334276
2000	100
2001	129.9611913
2002	71.28308858
2003	117.5773745
2004	132.7014978
2005	111.9877746
2006	122.9535499
2007	143.4349535
2008	139.7720664
2009	116.3136676
2010	114.5388584
2011	130.6993268
2012	125.9636568
2013	165.7849645
2014	177.9601463
2015	182.3532158
2016	214.6069964
2017	290.7949806
2018	301.8464353