49% (1998)

59% (2004)

62% (2004)

55% (1993)

54% (2007)

46% (1993)

60% (1989)

53% (2011)

65% (1985)

65% (2003)

53% (1981)

76% (1982)

60% (1980)

62% (1983)

64% (1978)

0% (2004)

43% (1992)

62% (1985)

75% (2024)

58% (2005)