Year annual % 1990 -4.52327354283084 1991 0.663489267146474 1992 -0.0238371372650903 1993 6.15419429089883 1994 46.386069435419 1995 11.0437898513941 1996 4.98308457613628 1997 3.9214742013522 1998 5.38736139065696 1999 -0.775911929443382 2000 1.60101728726917 2001 6.87596879742645 2002 4.58213735216555 2003 3.27812069285412 2004 -2.50335752004385 2005 1.30130527324141 2006 1.3595382596009 2007 3.08854944572292 2008 5.37293348500339 2009 1.20777929723688 2010 1.5162179241976 2011 5.70932050005679 2012 -0.404098360740875 2013 2.87673042852516 2014 4.40733235572075 2015 4.77568237270827 2016 -1.17983243565696 2017 -1.04167724810101 2018 1.68197647164214 2019 1.98335249250374 2020 1.82838309396156 2021 3.93013137532301 2022 2.08589858906348 2023 2.48517710316098