Year	base year varies by country
1987	2.0303034978880783E-05
1988	1.9750101237555972E-05
1989	2.139187928049117E-05
1990	1.6929457079816843E-05
1991	3.490192440929381E-05
1992	0.0011130756122698499
1993	0.013735243369253006
1994	0.14453694799907865
1995	1.1645609041865197
1996	12.97334374593432
1997	20.99087590296192
1998	24.688797225836552
1999	30.36853017714635
2000	37.49436857627623
2001	49.610622317407596
2002	62.08923183323151
2003	78.94914665581123
2004	93.43454962325765
2005	100
2006	112.24995929305601
2007	122.65479489392632
2008	195.92924225524024
2009	215.05392720513967
2010	220.0132603436613
2011	248.30136489396125
2012	268.8360965484852
2013	271.9342869394716
2014	273.7540194297381
2015	259.6466596032127
2016	247.0132842582506
2017	243.20324592475808
2018	246.14813551529738
2019	256.9361985084639
2020	245.76013737575636
2021	252.57206777759217
2022	268.90819004703735
2023	267.9341071314871