67% (2011)

70% (2000)

60% (2009)

73% (1995)

46% (2013)

47% (1995)

0% (2007)

30% (2005)

63% (1993)

0% (2005)

10% (1995)

74% (2009)

0% (2001)

51% (2011)

61% (2002)

0% (1999)

65% (2008)

38% (1993)

53% (2003)

56% (1993)