Year	base year varies by country
1990	6.994903334242741E-07
1991	1.471564717069111E-06
1992	1.664011257397898E-05
1993	0.0001928113968361995
1994	0.003944436459606667
1995	0.03003704445933372
1996	0.04617124084554529
1997	0.0792527385604166
1998	0.13994483957716541
1999	0.5832809037342832
2000	1.6640465285030357
2001	2.987538820264564
2002	4.3287566958641195
2003	5.657049607555876
2004	6.93979253618773
2005	8.2564211165771
2006	9.143872095867343
2007	10.320935523034834
2008	12.510370909699608
2009	13.66866385512003
2010	15.211920892110985
2011	26.01829022502613
2012	45.6041746114139
2013	55.29838885748454
2014	65.31014192042406
2015	75.77494226911861
2016	82.09533361577769
2017	89.17485348062571
2018	100
2019	108.57690850921516
2020	121.47354244081328
2021	140.09108189450342
2022	160.9431916829002
2023	172.8018570776296