Year	2015 = 100
1980	6.5677864373
1981	6.8207979421
1982	6.2264028579
1983	5.4705524709
1984	7.1395894041
1985	6.4247282948
1986	6.4342048546
1987	6.8612312625
1988	7.6859193781
1989	9.2247610209
1990	9.1432373382
1991	8.6221781897
1992	9.4299095807
1993	10.0935719971
1994	11.6308215773
1995	15.9201660991
1996	16.7240227091
1997	17.2734040005
1998	17.8251635663
1999	19.8134006247
2000	21.1262078676
2001	21.4472748482
2002	20.4341301354
2003	24.814910837
2004	28.6249057669
2005	33.0318474742
2006	38.1332451754
2007	44.2263831493
2008	56.7456174498
2009	51.9248560687
2010	66.1664363662
2011	86.1265765146
2012	81.2729949358
2013	88.1985288019
2014	97.7912493901
2015	100
2016	106.4793696723
2017	125.6591981011
2018	143.8739229406
2019	140.5414854325
2020	125.5823798503
2021	191.3273860798