Year annual % 1992 951.696194870801 1993 108.989540624323 1994 35.9247053929642 1995 24.9759355316751 1996 17.6104698431032 1997 8.44738342092952 1998 4.64421422660787 1999 2.36481836111807 2000 2.65425477796048 2001 2.48704003555457 2002 1.93887573855896 2003 2.94264752948473 2004 6.1923854719744 2005 6.74845027893112 2006 6.53619908765877 2007 10.0929775849168 2008 15.4023191064986 2009 3.53410672858944 2010 -1.08463595015162 2011 4.3707355993922 2012 2.25778924374595 2013 -0.0294547782579216 2014 0.620490636732421 2015 0.174242243625186 2016 0.140633334505327 2017 2.93036312374665 2018 2.53445424186598 2019 2.81140920075615 2020 0.219064904842156 2021 3.27582937431156 2022 17.3102830198815 2023 8.93804623316637