56% (2005)

77% (2003)

51% (1990)

34% (2007)

20% (2011)

60% (2007)

0% (1995)

48% (2014)

73% (1990)

56% (2003)

45% (1994)

90% (2004)

80% (1999)

70% (2006)

40% (2009)

70% (2006)

71% (2000)

88% (2013)

81% (2014)

80% (1990)