67% (1991)

67% (2008)

62% (2002)

64% (1992)

59% (1995)

71% (1987)

66% (2018)

58% (2006)

66% (2023)

67% (2007)

63% (2017)

49% (2014)

72% (1988)

62% (2018)

66% (1997)

64% (1997)

72% (2011)

69% (2017)

78% (2023)

54% (2005)