Year	2015 = 100
2000	104.263366671
2001	104.5726887629
2002	106.767933304
2003	98.3492694421
2004	89.1899129931
2005	86.1199776183
2006	89.3843354682
2007	85.2592202594
2008	80.7365414933
2009	89.7146896186
2010	86.6121619011
2011	81.214978766
2012	79.1786886069
2013	81.3053802138
2014	85.4728700358
2015	100
2016	109.4425967574
2017	108.2171984798
2018	106.958228128
2019	108.8688422277
2020	104.8623543951
2021	97.8807110504