Year	2000 = 100
1980	83.50515
1981	74.25743
1982	67.74194
1983	62.8866
1984	68.60465
1985	82.8125
1986	82.66667
1987	89.13043
1988	101.1236
1989	102.24719
1990	98.13084
1991	91.81818
1992	84.16667
1993	85.47009
1994	89.56522
1995	89.34426
1996	93.75
1997	98.18182
1998	100
1999	100
2000	100
2001	99.5829
2002	97.87737
2003	95.02375
2004	94.11931
2005	89.80709
2006	94.16265
2007	97.66009
2008	82.63914
2009	83.53049
2010	86.24658
2011	83.64356
2012	83.65063
2013	82.96321
2014	85.59642
2015	89.84326
2016	91.2631