67% (1989)

83% (2005)

30% (1964)

30% (2007)

80% (2009)

65% (1999)

53% (2013)

81% (2017)

82% (2003)

88% (1983)

72% (1969)

70% (2005)

26% (1997)

82% (2017)

70% (2006)

73% (2014)

85% (2011)

79% (2013)

82% (1997)

100% (2014)