Year	2015 = 100
1980	76.766125784
1981	70.0363531335
1982	68.4980292581
1983	63.2338164361
1984	55.6672231742
1985	66.4039709256
1986	72.0047913581
1987	68.0524914094
1988	61.1267715843
1989	61.0615515757
1990	53.0876936845
1991	58.0728795875
1992	59.5376665954
1993	31.0866921759
1994	42.0979323877
1995	51.9478012278
1996	45.979239387
1997	49.5857298733
1998	51.704852793
1999	51.6074000215
2000	43.7660313167
2001	47.5782350175
2002	48.2914049487
2003	56.9293436525
2004	72.7547449755
2005	79.2275441038
2006	71.9708870828
2007	75.708184652
2008	71.7562519003
2009	73.473627818
2010	75.6825958352
2011	55.241377545
2012	80.452726358
2013	110.1836362802
2014	101.2952402912
2015	100
2016	92.5172406149
2017	100.5280997533
2018	104.9026373471
2019	103.1030537233
2020	106.5738216325
2021	115.9826209869