37% (2001)

75% (1971)

73% (2001)

66% (2008)

61% (1986)

0% (2006)

79% (1999)

51% (1976)

55% (1973)

0% (1981)

27% (2005)

66% (1996)

69% (2015)

67% (1993)

64% (1991)

77% (2002)

20% (2009)

49% (2003)

62% (1994)

37% (1980)