72% (1996)

53% (1971)

57% (2012)

63% (2017)

70% (2011)

74% (2011)

72% (1961)

38% (1983)

52% (2016)

51% (2014)

67% (2013)

67% (1975)

31% (1975)

69% (2015)

66% (2015)

51% (2014)

70% (2013)

61% (2017)

64% (2016)

62% (2022)