Year	2015 = 100
1980	0.2094203955
1981	0.248137966
1982	0.3256964485
1983	0.3812988456
1984	0.4017707143
1985	0.4320149173
1986	0.4880500395
1987	0.5282518268
1988	0.6422394879
1989	1.2035807681
1990	1.4868491041
1991	1.2907878865
1992	1.5963217711
1993	1.8461915874
1994	2.507357016
1995	3.3622383727
1996	4.4766084409
1997	5.6674911829
1998	5.7760898162
1999	7.1212319801
2000	8.9365568645
2001	9.2734594461
2002	10.3082316497
2003	12.4328775259
2004	16.3422432182
2005	20.017936742
2006	24.5742664524
2007	29.9639672665
2008	38.6790076013
2009	35.2305875728
2010	44.5727455219
2011	59.7944532314
2012	70.668815115
2013	81.4692472676
2014	92.6897500147
2015	100
2016	108.9570192562
2017	132.6715857658
2018	150.371283196
2019	163.0630937662
2020	174.3927075651
2021	207.2810585436