38% (2005)

0% (1998)

65% (2002)

60% (1977)

61% (2005)

62% (2001)

60% (1974)

64% (1971)

44% (1981)

100% (2012)

80% (2002)

80% (1999)

35% (2000)

0% (1970)

75% (2013)

72% (1994)

85% (2017)

61% (1970)

57% (1994)

52% (1981)