49% (1995)

46% (1968)

63% (1964)

69% (1995)

58% (1994)

37% (1990)

0% (1993)

61% (1996)

53% (1994)

53% (1991)

63% (1993)

60% (1986)

44% (1990)

48% (1995)

55% (1994)

75% (1995)

50% (1992)

55% (1990)

59% (2005)

60% (1993)