67% (2008)

66% (1993)

63% (2006)

66% (1994)

70% (1997)

71% (1993)

69% (1994)

73% (1997)

57% (2001)

68% (1994)

50% (1991)

79% (2019)

72% (1996)

65% (1995)

71% (1997)

72% (1995)

60% (1997)

20% (1990)

69% (1996)

68% (1996)