90% (2016)

57% (2005)

67% (1978)

52% (2002)

82% (2005)

85% (1994)

82% (1993)

83% (1989)

60% (1997)

86% (1989)

66% (1964)

84% (2009)

74% (2000)

65% (2016)

84% (2016)

80% (2009)

0% (2001)

30% (2011)

66% (2004)

84% (2008)