60% (2011)

63% (2003)

57% (2011)

50% (2009)

48% (2011)

64% (2011)

64% (2009)

64% (2007)

60% (2006)

47% (2011)

60% (2010)

52% (2008)

64% (2010)

59% (2010)

65% (2005)

72% (2001)

50% (2013)

0% (2008)

0% (2009)

0% (2009)