Year annual % change 1990 5.891514969062639 1991 12.741379953901678 1992 -7.809099722249401 1993 17.467693008824625 1994 -5.024891015494671 1995 19.180012801615987 1996 23.570718616123298 1997 19.801093729267926 1998 15.486104008552704 1999 14.45465279434095 2000 -16.91451435836855 2001 -18.36996553328991 2002 -16.358317087406814 2003 25.81288411394691 2004 15.51999310369645 2005 4.703291450247549 2006 26.0582353175824 2007 5.163783386978915 2008 -49.51761850011641 2009 35.246562363703674 2010 5.238447316052008 2011 -6.05035396943974 2012 5.841953 2013 14.43383 2014 -2.71147665833468 2015 -4.930940636 2016 14.4258865293673 2017 7.629189 2018 -12.4834152813549 2019 12.1029694882521 2020 -14.3442405600339 2021 14.3025638803068 2022 0.910009289678171