Year annual % 1991 0.8913247885363518 1992 3.298026650595048 1993 0.42343245475065316 1994 5.315890589301489 1995 3.665885019420216 1996 3.172964340803162 1997 3.4884047148767507 1998 2.3804407906788754 1999 3.096966291189119 2000 3.0696178653733455 2001 1.539269135215136 2002 0.9259899912390352 2003 0.8752623078475068 2004 4.074421416389185 2005 4.007735859984422 2006 4.018441971330873 2007 -0.1053359389095192 2008 1.0672766843233887 2009 -5.329951295036395 2010 4.053912486021048 2011 0.8882849814813483 2012 0.6911727926381701 2013 2.352374525685704 2014 2.764875732825061 2015 1.9999037213003277 2016 2.222531262119645 2017 2.6357871931303976 2018 2.2393941585201844 2019 1.6083770094386836 2020 -0.5359604198079779 2021 8.29514862104746 2022 4.020458542334097