Year annual % growth 1991 3.5489681228397956 1992 0.38347410323073916 1993 -2.058271551003486 1994 -5.753790289851935 1995 -0.2631266327154549 1996 1.381410313311406 1997 2.3380791977606634 1998 2.3077975235497945 1999 2.2515861485054955 2000 4.79046928151476 2001 4.270558266313969 2002 2.0414679439749506 2003 2.0845969798298825 2004 5.3220097209076584 2005 3.534577573490921 2006 7.597956341159545 2007 6.065370896988711 2008 2.963959631138735 2009 4.727274255611434 2010 2.083085163368594 2011 1.6583300669410335 2012 6.165929605111131 2013 5.186086337579994 2014 3.037879145949262 2015 3.0686174873296324 2016 6.088280027691681 2017 3.920684751755772 2018 3.289073576769667 2019 3.3343143369449137 2020 2.933495063755686 2021 2.217784379068746 2022 5.8222075851464865 2023 4.896777569583605