80% (1988)

71% (1992)

78% (2002)

64% (2010)

58% (1999)

66% (2021)

74% (2006)

72% (2000)

67% (2015)

70% (2017)

67% (2007)

69% (2007)

74% (2004)

56% (2010)

68% (2014)

62% (2018)

60% (2023)

63% (2010)

67% (2004)

72% (2008)