Year	2015 = 100
2000	177.792178565
2001	169.6808972129
2002	216.4554609639
2003	224.0166161569
2004	274.7686873219
2005	329.5689674499
2006	393.0636876313
2007	347.8372092719
2008	489.1264064621
2009	427.6179810331
2010	314.5854464389
2011	143.9190692087
2012	205.8115257612
2013	106.9315761451
2014	116.831427363
2015	100
2016	98.3347289566
2017	92.8693741145
2018	70.9396021342
2019	70.8370453118
2020	65.2455182767
2021	76.0240333401