59% (1998)

74% (2000)

71% (2000)

61% (2003)

30% (2012)

66% (2001)

55% (2009)

73% (1995)

60% (2001)

64% (2005)

57% (2006)

50% (2004)

65% (2008)

58% (2002)

60% (2004)

68% (2006)

69% (2000)

66% (2000)

60% (2007)

50% (1997)