Year	base year varies by country
1990	45.3236621963346
1991	45.3086842771985
1992	46.1396485472592
1993	42.7315799593902
1994	40.2230328017538
1995	42.1740534031661
1996	48.7153492052172
1997	46.4182476253661
1998	38.4546808607053
1999	45.4108855137532
2000	54.729975828615
2001	50.5055272871452
2002	53.1056982093437
2003	55.7188438511738
2004	62.054782873621
2005	75.5647369685323
2006	87.7883630037415
2007	91.5697257736768
2008	108.659331256308
2009	90.0062864681559
2010	100
2011	117.227662916136
2012	126.004371467955
2013	126.28568130659
2014	117.751339271728
2015	87.1850563153032
2016	81.2234786004174
2017	94.4067611015098
2018	105.05392864554
2019	104.562632602856
2020	86.3053909226254
2021	110.233606348414
2022	135.961839963357
2023	123.435753496113