74% (2008)

68% (2019)

73% (2023)

56% (2005)

70% (2024)

56% (2003)

64% (1990)

62% (2014)

50% (1983)

70% (1992)

60% (2009)

50% (2015)

50% (1984)

40% (1987)

69% (2018)

50% (1976)

67% (2013)

53% (2010)

52% (2018)

42% (1973)