67% (2004)

63% (2006)

52% (2001)

70% (2004)

74% (2001)

62% (2003)

62% (2017)

72% (2002)

69% (2006)

51% (2005)

71% (2007)

45% (2005)

53% (2006)

69% (2003)

68% (2004)

69% (2003)

59% (2003)

40% (2002)

57% (2001)

60% (2006)