61% (1985)

71% (2003)

61% (1990)

59% (2018)

71% (2003)

77% (2024)

59% (2011)

70% (1983)

63% (1968)

66% (1993)

64% (2023)

59% (2023)

57% (2011)

71% (2005)

62% (1994)

68% (2018)

63% (2010)

64% (2017)

71% (2013)

13% (2004)