Year	base year varies by country
2008	99.9999717322478
2009	97.1668425413911
2010	103.37813713417
2011	109.894853061624
2012	113.769089354527
2013	114.170838867495
2014	115.999215096873
2015	116.704305489928
2016	117.61372865617
2017	118.131251577355
2018	119.90194364905
2019	121.056551572359
2020	122.728472288513
2021	130.233981017813
2022	139.60914921863
2023	146.592008508211
