39% (2001)

66% (1996)

76% (2015)

66% (2008)

75% (1971)

56% (1968)

51% (1976)

92% (2009)

61% (1986)

72% (2001)

0% (2006)

49% (2003)

79% (1999)

55% (1973)

0% (1981)

62% (1994)

64% (1991)

0% (1999)

67% (1976)

70% (2011)