67% (2011)

60% (2009)

55% (2000)

64% (1993)

53% (2003)

90% (2003)

38% (1993)

46% (2013)

50% (2011)

0% (1998)

0% (1999)

65% (2008)

100% (1992)

0% (1995)

70% (2000)

30% (2005)

50% (1998)

25% (1999)

0% (2005)

20% (2004)