Year	2015 = 100
1980	18.2671897634
1981	19.1519947369
1982	20.9841484752
1983	23.6674798472
1984	24.2812362229
1985	21.5249051819
1986	23.952814324
1987	23.2256518597
1988	22.642267329
1989	26.545106764
1990	29.1724819411
1991	26.8418929215
1992	25.7675032916
1993	27.0785864844
1994	30.2906100885
1995	38.032800923
1996	37.8291383126
1997	34.6376578537
1998	37.0531219997
1999	39.3284460357
2000	35.2295775211
2001	38.4045168267
2002	40.8550542858
2003	48.1300873908
2004	57.7790786824
2005	60.4250847749
2006	61.0325500359
2007	64.090323024
2008	83.1069532528
2009	77.2449996047
2010	82.7488301532
2011	97.3209895005
2012	96.9365614265
2013	101.8882935532
2014	105.3031227484
2015	100
2016	101.0952734381
2017	114.4493657037
2018	138.7326986959
2019	159.9938680525
2020	150.4538108421
2021	199.1912486454