Year base year varies by country 1990 0.0025549330893779813 1991 0.004689567234555357 1992 0.05464889775346671 1993 0.4629442128486569 1994 6.879663016589572 1995 44.418981281119365 1996 56.15410432128088 1997 61.34414990697669 1998 60.752097047404995 1999 62.06564345628182 2000 69.81936390876209 2001 71.57532805066946 2002 74.59178882269144 2003 79.78447062292028 2004 87.16610200604352 2005 100 2006 111.30121914383106 2007 134.70711842514805 2008 172.1253337385608 2009 139.6883881119455 2010 158.61032124366358 2011 194.33628280676174 2012 199.93886754543902 2013 200.82872448462203 2014 198.24808437158651 2015 180.7037383808626 2016 207.21550710744435 2017 240.72722842217087 2018 270.0595450073256 2019 269.40786991639743 2020 249.4825559210298 2021 303.3429063158251 2022 416.4005097283521 2023 378.0640161312395