Year	2000 = 100
1980	91
1981	107
1982	113
1983	100
1984	98
1985	100
1986	96
1987	85
1988	93
1989	102
1990	91
1991	92
1992	95
1993	87
1994	92
1995	109
1996	106
1997	102
1998	97
1999	95
2000	100
2001	116.8622873
2002	116.8622528
2003	112.9104815
2004	104.5465762
2005	95.91433846
2006	87.9948316
2007	82.23815101
2008	71.51142081
2009	82.19699039
2010	74.72454575
2011	65.31862706
2012	65.31866639
2013	66.92484215
2014	68.29064713
2015	74.72847675
2016	77.19338484
2017	74.22442819
2018	78.46077304