64% (1993)

63% (2015)

68% (2005)

51% (2009)

32% (1998)

59% (2014)

53% (2014)

74% (1962)

64% (1996)

80% (1999)

54% (2015)

69% (2001)

50% (2006)

83% (2005)

57% (1992)

77% (2000)

80% (2008)

66% (2019)

91% (2011)

30% (2016)