Year	2015 = 100
1980	88.2923107709
1981	78.9735486861
1982	56.0533667686
1983	72.4608271804
1984	109.4752090382
1985	75.4979967628
1986	42.6884911971
1987	43.6787281191
1988	48.6902180182
1989	53.50577736
1990	46.298191555
1991	44.823543424
1992	58.0734697943
1993	55.8158379046
1994	61.8296257755
1995	72.8411460002
1996	77.7545241595
1997	90.92079177
1998	86.9475120223
1999	66.291862934
2000	66.9292351875
2001	51.4840270653
2002	51.4840270653
2003	69.50343651
2004	95.9533554365
2005	97.1786752601
2006	125.5643936094
2007	128.3033438545
2008	146.0009781641
2009	145.9391973265
2010	125.5283548265
2011	173.320977148
2012	140.87831744
2013	100.3938527813
2014	161.9218008387
2015	100
2016	129.2352047496
2017	120.2615388369
2018	158.1177438983
2019	143.7434035926
2020	118.8122634853
2021	138.6104460734