43% (2012)

69% (1989)

53% (1986)

63% (1988)

60% (1988)

33% (1986)

30% (1993)

77% (2008)

0% (1986)

0% (1990)

77% (2009)

57% (1990)

80% (1999)

62% (1989)

65% (2005)

80% (2003)

0% (1991)

50% (1989)

0% (1992)

60% (1990)