Year annual % growth 1996 6.474598082883347 1997 5.488320811718751 1998 -3.465735827047908 1999 -0.5784335632050812 2000 12.808696670382332 2001 11.870719113214292 2002 6.661867510463097 2003 15.018172203169328 2004 15.810918756586403 2005 8.168762980294247 2006 15.084149487774766 2007 17.76521120501404 2008 11.664282728287304 2009 5.1084270201731385 2010 16.216923936408506 2011 9.02061375364363 2012 6.13484081856231 2013 6.835288398269569 2014 5.423191492401472 2015 2.0153064543327446 2016 5.634380057081501 2017 5.954269506957743 2018 5.4904011662173104 2019 4.542190565701858 2020 1.6826506850329679 2021 3.5891713404177636 2022 4.332194995415108 2023 2.8271819567040666