64% (1993)

59% (2014)

64% (2015)

32% (1998)

51% (2009)

64% (1996)

53% (2014)

74% (1962)

68% (2005)

69% (2001)

50% (2006)

65% (2019)

70% (2012)

30% (2016)

83% (2005)

79% (1999)

78% (2008)

86% (2011)

58% (1985)

51% (1990)