Year annual % 1992 11.086500072223 1993 20.8130295438428 1994 10.039429835143 1995 8.99052361478445 1996 8.75877472878111 1997 8.59615666715563 1998 10.6983655274889 1999 2.13544844417331 2000 3.77538829151734 2001 4.66267556988253 2002 1.90298097019032 2003 0.118739205526791 2004 2.76010781671157 2005 1.8570978910922 2006 2.53399258343635 2007 2.85312437211175 2008 6.35866380152373 2009 1.01937735329232 2010 1.47272727272722 2011 1.9172191363555 2012 3.28762306610411 2013 1.4382978723404 2014 0.343988589646794 2015 0.309364548494975 2016 0.683504209385703 2017 2.4505339846014 2018 2.14949494949493 2019 2.8478759591805 2020 3.16129528497801 2021 3.83984491500146 2022 15.1001651468371 2023 10.6612601372426