Year	base year varies by country
1990	38.3831356962545
1991	39.5628409750419
1992	34.4566416081441
1993	34.0036733161526
1994	48.8105605432826
1995	53.1220594755425
1996	59.2090267295015
1997	61.4487771865892
1998	65.5962063793361
1999	60.6286933824164
2000	63.8358329514548
2001	72.6436795132946
2002	74.0295897530708
2003	74.0880766025116
2004	81.3
2005	100
2006	109.984427920414
2007	113.616041429408
2008	123.442488105488
2009	111.642923746489
2010	118.778240764109
2011	128.969887697139
2012	130.385004259966
2013	124.985282193608
2014	125.792418813764
2015	115.12519998869
2016	113.512480966647
2017	113.544550414599
2018	119.238421043545
2019	122.643911032552
2020	115.953812735451
2021	124.263731185116
2022	143.083624739975
2023	141.743497550527