Year	2000 = 100
1980	82.54830918
1981	77.2113264
1982	74.28914619
1983	52.64722485
1984	43.64189509
1985	55.43091
1986	61.52876234
1987	60.9739288
1988	54.02935308
1989	64.96048624
1990	89.50522474
1991	101.5057236
1992	99.0994539
1993	98.28161101
1994	98.77520479
1995	109.9125709
1996	91.1363159
1997	87.73695127
1998	95.34236505
1999	102.1568473
2000	100
2001	112.3713506
2002	108.9772369
2003	139.4901281
2004	178.9461248
2005	215.7543058
2006	278.7111426
2007	350.3111216
2008	505.4085276
2009	420.7952636
2010	516.8425751
2011	708.8453056
2012	744.7227473
2013	793.653597
2014	787.2197712
2015	708.1558496
2016	610.45853
2017	610.4485159
2018	577.7801029