Year annual % change 1990 -12.44507110164632 1991 37.85230829992254 1992 0.8809937181405214 1993 75.9264 1994 0.6962570711388283 1995 10.07669715096644 1996 1.2220881497295277 1997 -46.94258035295418 1998 -3.47663844106042 1999 51.31639604062259 2000 -25.905625370193373 2001 -15.403687468676996 2002 -21.606238800801847 2003 37.27260753120929 2004 14.572282307924178 2005 9.967186044721398 2006 39.879363941342014 2007 25.971099105123763 2008 -52.94643582156275 2009 76.7498478393183 2010 18.43888326483556 2011 -21.1514394567164 2012 28.8851496638034 2013 -2.97623684203576 2014 -1.06345769231789 2015 -18.8619710546784 2016 -0.471908497273221 2017 29.8126693380978 2018 -14.3683492021863 2019 13.5428223542043 2020 5.36300701813408 2021 9.18275642375281 2022 -15.060355152665