Year	2015 = 100
1980	15.1607238636
1981	15.0195857686
1982	14.4142352739
1983	16.803772176
1984	14.4957724972
1985	15.5874812308
1986	19.6375155579
1987	15.3265492964
1988	20.4728946028
1989	14.894686548
1990	23.1767083541
1991	17.715046172
1992	22.3993766917
1993	24.1682660085
1994	23.0755762725
1995	27.3285395731
1996	28.2457471644
1997	30.5472607591
1998	32.9974612535
1999	36.0926847008
2000	35.6598481034
2001	45.3509275738
2002	43.2800756806
2003	55.1346701937
2004	53.8705310034
2005	54.0472622447
2006	59.6717764024
2007	65.471688979
2008	85.4788901002
2009	70.5823640889
2010	89.6778746929
2011	74.8223554386
2012	79.5619463953
2013	87.1037653838
2014	90.5979809699
2015	100
2016	112.0533854001
2017	112.4447538377
2018	114.482683311
2019	127.7757998409
2020	132.9392826214
2021	138.7681671485