Year annual % change 1990 -16.02743402755966 1991 -3.008802735485405 1992 -29.884049252248445 1993 23.536800000000003 1994 10.158673366964344 1995 -3.9480771421118277 1996 9.361069268179257 1997 34.606529980083934 1998 53.171215659087224 1999 4.2753091877737015 2000 -1.988789994943596 2001 -28.200248057568476 2002 -9.64163763348137 2003 37.16502151742631 2004 27.290936087027884 2005 -0.24861820970856208 2006 30.615329288959604 2007 1.5961878642934302 2008 -52.59906229353719 2009 23.09158629503272 2010 -17.366069208783042 2011 -27.6095262258465 2012 11.0280449959877 2013 23.058106831617 2014 -12.0202695490941 2015 3.19987162825159 2016 -13.0033903329379 2017 29.7702952432948 2018 -20.9488809642716 2019 24.5373820911441 2020 2.68352327649932 2021 14.8719137114832 2022 -19.4023498415349