48% (2010)

54% (1991)

64% (2003)

70% (1993)

58% (2007)

54% (2003)

66% (2010)

52% (2005)

37% (2010)

55% (1974)

50% (2013)

37% (2013)

53% (2008)

54% (2008)

62% (1953)

69% (2023)

58% (2013)

59% (1972)

61% (2013)

65% (1997)