Year	2015 = 100
1980	75.2621546022
1981	83.9400273759
1982	63.2071896534
1983	61.9495470962
1984	72.0949843865
1985	62.1478078284
1986	59.5982878789
1987	64.7498986617
1988	67.9316335794
1989	67.8446617082
1990	71.6958254612
1991	64.9255996168
1992	61.2034934923
1993	52.5917012963
1994	60.9756236513
1995	68.688554998
1996	71.7862882034
1997	80.4809579039
1998	83.0822482995
1999	85.6781597128
2000	91.4733766984
2001	81.1907249798
2002	78.1842959345
2003	90.5783445771
2004	99.5232329854
2005	85.9313937765
2006	83.8178698953
2007	79.1659825327
2008	71.1510616022
2009	61.7752909173
2010	72.9817456772
2011	81.881745703
2012	86.3152540266
2013	95.695759593
2014	100.2256481722
2015	100
2016	105.2064091165
2017	108.3940954843
2018	112.0865490502
2019	117.5245813798
2020	101.8746321478
2021	118.2632700597