40% (2005)

10% (1994)

61% (2004)

71% (2010)

68% (1982)

70% (1993)

64% (1999)

57% (1998)

60% (2002)

72% (2006)

0% (1993)

0% (1997)

75% (1995)

63% (2013)

65% (1987)

44% (1993)

70% (1977)

0% (2001)

70% (1994)

42% (1978)