65% (2005)

69% (2001)

57% (2006)

59% (2001)

63% (1999)

55% (1998)

74% (2000)

62% (2021)

52% (1993)

60% (2002)

70% (2004)

51% (1997)

49% (2001)

61% (1998)

49% (2005)

61% (2001)

51% (1993)

60% (2001)

49% (1995)

46% (1998)