57% (1999)

63% (2002)

55% (2007)

62% (2007)

56% (2003)

64% (2001)

60% (1999)

47% (1999)

0% (1998)

57% (2003)

55% (2004)

0% (2014)

70% (2007)

50% (2001)

50% (1999)

69% (1972)

67% (2003)

46% (2007)