Year	2015 = 100
1980	20.9017220489
1981	20.1004727623
1982	21.1453671042
1983	19.1478621931
1984	20.5690037476
1985	24.0269091978
1986	24.364855305
1987	24.0658008647
1988	20.8492230932
1989	27.8857118291
1990	25.601752715
1991	28.6626791995
1992	27.3683697104
1993	28.861797023
1994	34.4470741117
1995	37.2506294684
1996	40.7978098175
1997	46.6472935415
1998	47.290732306
1999	55.6208663977
2000	62.2751519442
2001	65.4890720239
2002	68.3170503812
2003	72.9394984512
2004	79.6035843194
2005	88.0224627818
2006	86.9720745197
2007	84.6964882811
2008	84.2261910665
2009	88.2322773591
2010	83.6095369695
2011	86.5191968484
2012	83.5263496347
2013	84.844860512
2014	86.7892465059
2015	100
2016	119.2126268814
2017	120.8447573545
2018	126.7244120195
2019	128.7679478397
2020	110.9443323519
2021	141.8865342335