66% (2011)

64% (2017)

69% (2007)

66% (1978)

60% (2005)

69% (2001)

69% (2018)

64% (1972)

80% (1984)

69% (2012)

77% (2024)

59% (2012)

59% (1994)

59% (2024)

70% (1985)

0% (1970)

64% (2023)

54% (2005)

63% (2014)

59% (2022)