Year	base year varies by country
1990	6.99490333424277E-07
1991	1.47156471706912E-06
1992	1.66401125739791E-05
1993	0.0001928113968362
1994	0.00394443645960667
1995	0.0300370444593338
1996	0.0461712408455454
1997	0.0792527385604167
1998	0.139944839577166
1999	0.583280903734284
2000	1.66404652850304
2001	2.98753882026457
2002	4.32875669586412
2003	5.65704960755588
2004	6.93979253618774
2005	8.25642111657711
2006	9.14387209586735
2007	10.3209355230348
2008	12.5103709096996
2009	13.66866385512
2010	15.211920892111
2011	26.0182902250261
2012	45.6041746114139
2013	55.2983888574846
2014	65.3101419204241
2015	75.7749422691186
2016	82.0953336157777
2017	89.1748534806258
2018	100
2019	108.576908509215
2020	121.473542440813
2021	140.091081894503
2022	160.9431916829
2023	172.80185707763
