Year annual % 1995 11.94665600104156 1996 6.778995451352387 1997 7.551618351621727 1998 5.240847951690469 1999 4.293018003310451 2000 7.07255789688503 2001 10.706635361959911 2002 14.794099569262613 2003 14.73772454812061 2004 11.99544601994063 2005 14.661254305092967 2006 14.536718733438562 2007 15.382287616517274 2008 8.24755290979455 2009 -15.278375181420856 2010 3.6015221912380326 2011 3.9432103618973287 2012 8.348095609779065 2013 5.768693662717325 2014 2.3946495093028375 2015 3.0863562522974064 2016 -0.937592614389402 2017 9.241316851435968 2018 3.932651938254878 2019 7.896714177933035 2020 -9.228735120232514 2021 4.889480730899848 2022 11.390580824811309 2023 10.660052330509757