85% (1994)

72% (1996)

76% (1997)

74% (2000)

60% (2004)

63% (2001)

64% (2014)

66% (1995)

55% (2005)

80% (2007)

71% (2004)

66% (1994)

60% (2002)

67% (1998)

52% (2006)

72% (1999)

60% (1998)

59% (1996)

63% (1992)

72% (1994)