Year annual % growth 1991 -0.07100962793650467 1992 0.8436476029473994 1993 1.8258493757673904 1994 2.500924295943747 1995 2.7897385259453102 1996 -7.1487775270737615 1997 1.9182270232270184 1998 0.05991992902130505 1999 2.4233614201005764 2000 2.609411882242256 2001 4.408670929150404 2002 2.226419052459079 2003 -0.48715530172039223 2004 4.722630949946833 2005 7.476398996241812 2006 3.9418147501184393 2007 4.389679656197941 2008 2.896633022674024 2009 5.422340934366304 2010 2.6293800058921875 2011 6.222787905845607 2012 3.556195783377973 2013 7.476200998679872 2014 7.616226054487754 2015 7.720243319391301 2016 3.8982645166086627 2017 3.9885597417046625 2018 5.001888042116491 2019 6.980891774325343 2020 2.1379776085131255 2021 5.353104870379298 2022 4.88715040180611 2023 -4.2171602033022