53% (2010)

46% (2010)

60% (2002)

0% (1983)

60% (1983)

50% (1993)

54% (2007)

60% (2004)

62% (1987)

75% (2010)

45% (1994)

42% (1983)

77% (1986)

0% (1985)

38% (2001)

56% (2011)

74% (1999)

76% (2001)

42% (1995)

60% (2003)