Year	2015 = 100
1980	13.410660922
1981	11.8182483838
1982	10.6553901399
1983	7.1035934266
1984	8.5243121111
1985	7.0170858665
1986	12.0902449757
1987	9.6253690919
1988	10.0389403009
1989	12.8678753479
1990	15.1306539979
1991	21.7399083669
1992	20.7596124651
1993	22.7314989643
1994	21.5949240109
1995	20.6560589955
1996	15.7916628494
1997	11.3502576727
1998	11.9847441256
1999	26.7953104352
2000	20.9858107693
2001	20.0843162008
2002	21.9497063713
2003	28.7020522203
2004	29.1539475742
2005	35.0610164442
2006	49.9502985699
2007	55.7579645795
2008	80.4000084615
2009	72.8129604464
2010	79.0654719626
2011	94.2649474559
2012	92.5828533607
2013	107.223275795
2014	119.6470048752
2015	100
2016	98.2410780688
2017	103.6677399055
2018	104.5534674755
2019	104.102973638
2020	97.3169407989
2021	117.2213765582