Year	base year varies by country
1990	70.3707924035193
1991	72.1631961812487
1992	73.5826864859834
1993	74.7773035741516
1994	75.4688920532227
1995	76.3177573774478
1996	77.3542121012102
1997	78.0335380604696
1998	78.7750616594696
1999	78.9356140222769
2000	80.1617132210674
2001	81.7716283112791
2002	83.4621960041358
2003	85.0140655724725
2004	86.3935679351147
2005	88.066442374406
2006	89.9645625294249
2007	92.2646298358364
2008	94.4486017526563
2009	94.5115304721682
2010	95.5225179283585
2011	96.4280334046036
2012	97.5483584343083
2013	98.3073827294079
2014	98.8745615046704
2015	100
2016	100.5225593434
2017	101.046862157429
2018	102.049473947308
2019	103.354270506569
2020	106.289403831731
2021	107.802909958624
2022	110.980095571002
2023	117.053296301731