Year base year varies by country 2002 100 2003 191.30376826103074 2004 238.67159056950348 2005 314.1496393471503 2006 345.7136933112613 2007 403.03402464282823 2008 486.6365009018919 2009 542.8340325016163 2010 587.5869954169997 2011 683.9936061955596 2012 757.4582210309982 2013 805.3207172833853 2014 894.0155494203995 2015 1010.3760862601121 2016 1195.570830751696 2017 1384.8844771964925 2018 1637.4218103638598 2019 1710.2327169740938 2020 2380.996004354538 2021 2840.8426302355465 2022 3214.7904926841093 2023 4064.4317225658206