Year	2015 = 100
1980	10.7977151026
1981	10.4562038419
1982	9.4855325733
1983	8.6546746396
1984	8.3028492801
1985	7.1442322168
1986	7.3092577928
1987	6.526532319
1988	6.8783576785
1989	9.417688726
1990	10.6129781392
1991	9.7247623573
1992	8.137823704
1993	8.3372296088
1994	11.8314169736
1995	12.6141424475
1996	13.0312904306
1997	13.3682176476
1998	12.6503563923
1999	12.0468670308
2000	14.0902045415
2001	14.7236047893
2002	14.8835993718
2003	18.3061381367
2004	24.8207290172
2005	32.3944861388
2006	45.2851381094
2007	51.6181550196
2008	74.7787496763
2009	56.846245481
2010	73.3663943244
2011	95.7861272804
2012	128.9715901731
2013	133.5867710667
2014	140.9555183047
2015	100
2016	81.1597251902
2017	89.9167405615
2018	102.7382309886
2019	100.3530278626
2020	80.3948874847
2021	126.4051573146