83% (1995)

52% (2004)

67% (1998)

66% (1997)

65% (1996)

68% (2000)

67% (1999)

65% (1997)

63% (2013)

64% (2005)

71% (1993)

73% (2010)

67% (1999)

65% (1994)

61% (2014)

60% (2004)

60% (2009)

67% (2008)

62% (1994)

77% (2005)