Year	2000 = 100
1980	31.88212891
1981	34.62054205
1982	32.91604076
1983	35.57770929
1984	39.48066681
1985	39.87466599
1986	40.17252946
1987	43.36133832
1988	52.08353386
1989	48.41599745
1990	57.26247669
1991	59.75600321
1992	54.87971849
1993	45.23739201
1994	81.43889159
1995	86.71470517
1996	83.06893647
1997	92.68453596
1998	95.14197785
1999	98.90671816
2000	100
2001	101.8326059
2002	106.5541678
2003	102.1167912
2004	104.9574674
2005	117.5095265
2006	127.3348506
2007	138.0873496
2008	132.7649673
2009	112.120778
2010	132.2467106
2011	138.2033884
2012	142.2812127
2013	147.5987727
2014	163.0522803
2015	174.5782594
2016	185.3708512
2017	200.7976796
2018	218.247767