54% (2019)

58% (2017)

69% (2011)

53% (2022)

51% (2007)

65% (2009)

64% (2008)

62% (2017)

71% (2015)

64% (2024)

66% (2013)

61% (2009)

55% (2005)

56% (2013)

62% (1985)

69% (2015)

66% (1976)

72% (1972)

52% (1985)

40% (2002)