Year	2015 = 100
1980	2.3696762759
1981	2.8902006145
1982	2.6236821299
1983	2.1120361149
1984	1.6098307778
1985	5.8030793019
1986	5.6048331354
1987	6.7277808685
1988	7.968863147
1989	10.326387966
1990	10.5526046224
1991	11.1620432025
1992	11.9819246381
1993	12.7071186383
1994	15.519389573
1995	16.3609808113
1996	18.4664667363
1997	21.9314945886
1998	23.452371616
1999	24.7422622317
2000	27.140126838
2001	31.4214208356
2002	36.8356474571
2003	42.84237453
2004	49.1006441419
2005	53.8780527646
2006	60.6068711106
2007	67.4356156583
2008	71.8448818405
2009	66.2829729516
2010	71.4818810156
2011	75.9762747025
2012	88.2721915639
2013	87.7898627935
2014	97.3938141174
2015	100
2016	103.783456816
2017	112.4053282931
2018	117.8060190477
2019	125.6531063698
2020	119.5520916737
2021	144.7253831816