Year Percent change 1993 788.503 1994 329.636 1995 30.216 1996 23.506 1997 11.773 1998 7.696 1999 39.262 2000 31.206 2001 9.641 2002 5.219 2003 11.667 2004 12.426 2005 11.851 2006 12.707 2007 12.382 2008 12.704 2009 0.006 2010 7.358 2011 7.65 2012 4.558 2013 4.569 2014 5.058 2015 9.628 2016 6.382 2017 6.576 2018 3.059 2019 3.321 2020 5.119 2021 5.022 2022 5.022 2023 5.02 2024 5.003