80% (1988)

71% (1992)

58% (1999)

78% (2002)

64% (2010)

74% (2006)

72% (2000)

55% (2010)

70% (2017)

69% (2007)

67% (2007)

54% (1999)

59% (2023)

74% (2004)

72% (2008)

67% (2004)

66% (2021)

62% (2018)

66% (2015)

63% (2010)