Year	2015 = 100
1980	72.6027388443
1981	59.321177696
1982	54.0299451852
1983	57.3360371691
1984	57.2081772545
1985	64.3124607071
1986	62.3900773727
1987	56.1540111724
1988	51.2489921254
1989	47.2111927452
1990	43.4313492561
1991	62.919554688
1992	63.7327209769
1993	65.652303636
1994	66.4512925404
1995	62.5898055119
1996	68.3319895005
1997	68.3319895005
1998	65.046797696
1999	62.1821104454
2000	68.3319895005
2001	67.2256046451
2002	68.1574460316
2003	74.1212699871
2004	79.2003083899
2005	76.7508926724
2006	80.180206954
2007	84.984043189
2008	95.3377891248
2009	96.0770580912
2010	99.4387795988
2011	109.7172076925
2012	114.2013745808
2013	106.9382505007
2014	104.7441527521
2015	100
2016	106.0819485843
2017	103.0075883754
2018	104.24246564
2019	103.3360441909
2020	103.9751808948
2021	113.8988462454