45% (1990)

62% (1998)

59% (2017)

64% (2019)

50% (2019)

52% (1994)

69% (1987)

52% (2006)

68% (1988)

64% (1986)

56% (1992)

77% (1984)

40% (1981)

0% (1970)

73% (2024)

64% (1981)

76% (2009)

78% (1972)

60% (2002)

61% (2014)