63% (1985)

63% (1994)

58% (2006)

61% (2001)

56% (2007)

66% (1994)

52% (2010)

58% (2014)

66% (2017)

63% (2020)

64% (2016)

74% (2022)

70% (2022)

59% (2006)

59% (2013)

68% (2017)

59% (2006)

72% (1999)

71% (1988)

59% (1992)