74% (2006)

78% (1998)

58% (2004)

58% (1995)

69% (2018)

50% (2014)

66% (2014)

70% (1999)

63% (2002)

46% (1973)

62% (1960)

48% (2000)

55% (2024)

59% (2023)

61% (2010)

64% (1977)

40% (2004)

30% (2014)

61% (2019)

61% (2011)