74% (2008)

68% (2019)

73% (2023)

56% (2003)

70% (1992)

64% (1990)

62% (2014)

50% (1986)

70% (2024)

56% (2005)

50% (1984)

57% (1998)

60% (2009)

63% (2011)

42% (1973)

67% (2013)

69% (2018)

40% (1987)

50% (1983)

57% (1973)