78% (2018)

64% (2000)

66% (2020)

64% (2019)

45% (1987)

57% (2013)

58% (2009)

63% (1989)

59% (2000)

81% (1987)

58% (2001)

60% (1985)

58% (2015)

53% (2009)

60% (2004)

67% (2018)

56% (2023)

68% (2016)

45% (1969)

45% (1978)