68% (2011)

64% (2021)

53% (2023)

77% (2017)

61% (2007)

73% (2000)

62% (1974)

46% (1978)

62% (2009)

61% (2021)

62% (1997)

64% (2004)

76% (2022)

66% (1973)

62% (1993)

62% (2001)

46% (1993)

59% (2020)

58% (1994)

73% (2022)