2,000 1,000 1,500 500 0 2006 2007 2008 2009 2010 1,019 1,057 982 1,044 1,145 532 507 503 337 426 80,000 60,000 40,000 20,000 0 2003 2004 2005 2006 2007 2008 2009 2010 22,516 34,591 54,472 56,942 64,026 61,835 62,135 65,101 2,500 2,000 1,500 1,000 500 0 4 2009 6 5 7 8 10 9 11 12 1 2010 2 3 1,000 600 400 800 200 0 4 2009 6 5 7 8 10 9 11 12 1 2010 2 3 4 2009 6 5 7 8 10 9 11 12 1 2010 2 3 60 40 20 0 4