Year annual % growth 1996 9.735837629068712 1997 5.386131654211582 1998 2.0123391627004708 1999 7.264161129992203 2000 8.895890204562832 2001 5.9517126206614535 2002 7.585885367555974 2003 6.01261380281089 2004 7.503259956251071 2005 8.934512153437908 2006 8.156150075294903 2007 11.016888833683367 2008 7.72898175678192 2009 7.743364898280134 2010 9.83325858646964 2011 12.24941924984904 2012 8.490514971894214 2013 7.876678223217112 2014 8.128215373784101 2015 7.9047642841951244 2016 8.098010005153796 2017 8.59324276335309 2018 7.7698789493222336 2019 6.269574802415278 2020 -2.638098681089076 2021 10.790701611467142 2022 3.63690763996145