Year	2000 = 100
1980	11.46558954
1981	12.80478878
1982	12.58888312
1983	13.76314398
1984	15.79363599
1985	16.81668522
1986	19.10253491
1987	25.02672957
1988	31.60580665
1989	34.59845629
1990	38.37939302
1991	45.73219067
1992	55.76023915
1993	63.25586828
1994	71.74652319
1995	81.60031463
1996	84.81943563
1997	91.61737513
1998	85.00740114
1999	84.35892014
2000	100
2001	98.0038826
2002	104.9904737
2003	117.9887343
2004	134.1612088
2005	143.4076752
2006	156.8067944
2007	169.7144311
2008	172.2585749
2009	153.9460555
2010	181.1262469
2011	192.6849954
2012	200.3501909
2013	225.9490654
2014	218.8493085
2015	206.4851519
2016	205.0884217
2017	217.7951289
2018	227.2267963