61% (2010)

72% (2006)

70% (2008)

57% (2009)

0% (2008)

62% (2012)

70% (2005)

20% (2012)

64% (2003)

0% (2005)

70% (2004)

62% (2008)

0% (2003)

50% (2004)

0% (2009)

63% (2000)

0% (2011)

0% (2002)

0% (2007)

60% (2003)