72% (2006)

44% (2000)

46% (2005)

62% (2011)

66% (1992)

62% (2001)

63% (1985)

46% (2013)

68% (2011)

60% (2012)

48% (2006)

45% (2013)

0% (1986)

65% (2013)

0% (1982)

42% (2004)

30% (2008)

0% (1987)

35% (2004)

0% (1985)