Year	base year varies by country
2006	90.6507229885638
2007	93.4362806668242
2008	96.2839636497343
2009	96.871660303633
2010	96.6717132494886
2011	96.2265849631052
2012	97.4403975806544
2013	98.7833269728114
2014	99.6592635214041
2015	100.000000032229
2016	101.000091821535
2017	103.006759037389
2018	105.749625664541
2019	109.341210545779
2020	109.493599579079
2021	111.84260138947
2022	115.850199174504
