Year	base year varies by country
1990	8.28623035820158E-08
1991	1.70953203827309E-07
1992	9.85572146669811E-07
1993	1.00309903780763E-05
1994	0.000228303229991877
1995	0.0043959676185206
1996	0.215425784212516
1997	0.421056205796417
1998	0.586781184480991
1999	3.85809281937233
2000	19.985653515362
2001	41.240820824305
2002	100
2003	193.926566906731
2004	258.782582133226
2005	368.439758532296
2006	431.500673863193
2007	450.091587891221
2008	537.255305596086
2009	447.199817555747
2010	591.513296595688
2011	779.445707940429
2012	836.000339188437
2013	859.74044251697
2014	890.354809013781
2015	859.02869588617
2016	1046.07628909378
2017	1282.64054748492
2018	1643.92310662772
2019	1959.34269601225
2020	2170.22881322863
2021	3012.79241091361
2022	3425.84165656762
2023	4030.4258649925
