Year	2000 = 100
1980	16.00890953
1981	8.573074169
1982	6.077948159
1983	16.95422145
1984	42.47239347
1985	38.20392519
1986	26.50227198
1987	29.06019282
1988	17.96831715
1989	55.55711297
1990	73.39655291
1991	84.10021688
1992	85.49806442
1993	97.7410172
1994	101.397083
1995	107.1428571
1996	134.6938776
1997	108.1632653
1998	103.8265306
1999	107.6530612
2000	100
2001	95.40816327
2002	114.2857143
2003	138.0102041
2004	145.0428571
2005	147.5086735
2006	187.755102
2007	267.0558673
2008	327.1058673
2009	312.4308673
2010	326.9413265
2011	359.7311482
2012	368.0170918
2013	505.5826679
2014	653.047449
2015	429.0510079
2016	452.6284903
2017	505.0813515
2018	573.6246342