50% (1994)

50% (1994)

61% (1996)

52% (1993)

60% (1990)

58% (1989)

50% (2001)

57% (1991)

45% (1989)

46% (1990)

44% (2020)

50% (1991)

50% (1998)

59% (1984)

44% (2012)

53% (1991)

52% (1992)

63% (1992)

44% (1992)

49% (1992)