Year annual % 1990 39.3599542768174 1991 -2.64074327848432 1992 -5.20193713950451 1993 -3.86881350357649 1994 22.2143675430414 1995 4.24946132149574 1996 6.96863494436168 1997 6.99168132354842 1998 6.07816268572259 1999 0.37974663716507 2000 3.17839370074471 2001 5.01252093260362 2002 2.57230192526417 2003 -0.188481380924046 2004 0.386942028282064 2005 8.58488444144687 2006 1.49619758117663 2007 7.03666107458216 2008 10.1291157206231 2009 4.19005999795191 2010 3.47504301438173 2011 3.97160518256159 2012 5.30833937178907 2013 -0.369174082139452 2014 -0.40567684540504 2015 2.249426436212 2016 1.79272146557585 2017 0.368276728970102 2018 2.40368624331715 2019 -0.0243827627404585 2020 1.16297974177712 2021 3.11864597184903 2022 4.01899997944743 2023 3.38791792310056