Year % (cumulative) 2001 8.43327045440674 2002 9.6834602355957 2003 10.0153503417969 2004 10.4753999710083 2005 10.2702503204346 2006 10.061149597168 2007 10.1008996963501 2008 11.5570602416992 2009 11.9228200912476 2010 11.7984600067139 2011 12.3141098022461 2012 13.0216598510742 2013 13.7214946746826 2014 14.41273021698 2015 14.960599899292 2016 14.3930435180664 2017 13.6885004043579 2018 14.6524610519409 2019 29.342679977417 2020 15.5931329727173 2021 48.6074295043945 2022 15.1270332336426