Year annual % growth 1996 4.930571132198878 1997 3.062151918132855 1998 0.9574752808385085 1999 5.122641901645693 2000 5.147642134424132 2001 3.868165218138003 2002 4.370579787176013 2003 3.0112763308286503 2004 3.9867668193037247 2005 5.128845555162329 2006 4.464610855494456 2007 5.799937257912575 2008 3.395257803381412 2009 3.9784489435847235 2010 5.428237122740768 2011 5.6957826571915575 2012 4.943045430527064 2013 4.522636116339228 2014 4.074961680191464 2015 5.034425654031466 2016 4.760066306376771 2017 4.506366677644635 2018 4.978855241426473 2019 4.0199093935632675 2020 -1.3120214764000195 2021 5.628929721007879 2022 2.8612345091168834 2023 6.378225170116821