Year	2015 = 100
1980	13.3965434426
1981	14.5683354508
1982	16.4086967414
1983	13.6603626836
1984	15.1738703379
1985	14.9354176505
1986	13.9118635674
1987	14.3757595177
1988	16.9735427773
1989	19.0060533728
1990	21.1008041244
1991	22.759212109
1992	24.9772728659
1993	23.5058324144
1994	25.8304454682
1995	30.0765685207
1996	28.6719785947
1997	31.8151435339
1998	38.7482077506
1999	37.5072260913
2000	44.3006137599
2001	43.5117836436
2002	46.4379117114
2003	49.8920882014
2004	56.316510181
2005	61.9172850491
2006	68.6042728237
2007	80.8991982111
2008	91.5138557198
2009	79.7150279646
2010	78.8391963692
2011	84.6055621913
2012	105.212951347
2013	106.3839935496
2014	109.0735380349
2015	100
2016	112.6168465181
2017	111.3770254418
2018	116.7010511418
2019	120.9287164809
2020	107.769941485
2021	118.504660878
