64% (1993)

52% (2009)

64% (1996)

64% (2015)

68% (2005)

78% (2008)

59% (2014)

54% (2015)

65% (2019)

71% (2012)

69% (2001)

83% (2005)

79% (2011)

69% (2005)

75% (1962)

54% (2014)

53% (2003)

76% (1964)

79% (2016)

86% (2011)