Year	2000 = 100
1980	52.14217338
1981	40.99514353
1982	24.56034512
1983	20.47927002
1984	21.08812673
1985	17.75009144
1986	20.31303853
1987	22.78993267
1988	20.24029257
1989	15.11915088
1990	13.66872547
1991	31.7924848
1992	56.56441962
1993	65.08762427
1994	78.35130352
1995	66.88544312
1996	81.02842655
1997	110.5040726
1998	119.3433679
1999	100.9006978
2000	100
2001	83.06372623
2002	38.94917346
2003	58.38269384
2004	87.71411718
2005	104.001073
2006	117.278995
2007	143.5559875
2008	163.6705149
2009	125.1626308
2010	175.0321624
2011	213.5545146
2012	198.9798056
2013	206.4675419
2014	183.0986141
2015	189.2811574
2016	195.4033132
2017	224.1280987
2018	212.5317699
