46% (1992)

54% (1996)

67% (1994)

57% (1998)

40% (1995)

37% (1991)

48% (1995)

78% (2017)

62% (1996)

63% (1999)

43% (1994)

53% (1990)

44% (1997)

53% (1998)

43% (1999)

66% (1995)

59% (1997)

59% (1989)

60% (1998)

35% (1994)