69% (1988)

77% (1961)

61% (2016)

73% (1980)

70% (1982)

62% (2019)

57% (2013)

72% (2004)

73% (1988)

75% (2009)

61% (2007)

61% (2017)

75% (2001)

65% (2018)

65% (2019)

64% (1980)

78% (1987)

64% (2001)

63% (2013)

52% (2002)