58% (2000)

71% (2002)

65% (2001)

67% (1962)

69% (1992)

46% (2001)

65% (1992)

66% (2013)

69% (1998)

63% (1996)

73% (2004)

64% (2004)

60% (1999)

74% (1996)

70% (1997)

71% (1992)

54% (1992)

54% (1994)

55% (2002)

66% (1996)