Year annual % change 1995 -1.6994943777828064 1996 29.02048242718296 1997 48.75683909567743 1998 33.178799999999995 1999 -8.351028842428365 2000 -10.414396552430427 2001 -22.69768760488543 2002 -14.67277756351255 2003 38.43411781343848 2004 23.507253779627323 2005 -4.647358963047543 2006 41.96053384678058 2007 23.76037377645901 2008 -53.48019143703146 2009 35.0155926616158 2010 -16.561472076999273 2011 -30.9572958254506 2012 3.02704145035542 2013 22.7156270921853 2014 -33.8397786360256 2015 -0.678520504798685 2016 -9.76395266993764 2017 25.7717799529756 2018 -14.6192397227134 2019 13.401041820725 2020 5.98423352138211 2021 -1.00809310097034 2022 -3.0760548701608