55% (1993)

58% (1989)

54% (2004)

37% (2002)

52% (1990)

60% (1977)

56% (2002)

52% (1976)

67% (1989)

47% (1994)

40% (1988)

0% (1966)

0% (1995)

56% (1996)

0% (1990)

47% (2002)

65% (1988)

38% (1987)

0% (2017)

57% (1995)