74% (2008)

68% (2019)

70% (2024)

56% (2005)

73% (2023)

56% (2003)

62% (2014)

69% (2018)

70% (1992)

50% (1976)

64% (1990)

50% (1984)

42% (1973)

50% (2015)

60% (2009)

40% (1987)

50% (1983)

50% (1976)

63% (2011)

57% (1998)