68% (1978)

64% (1998)

63% (2012)

65% (2014)

78% (1990)

74% (2000)

72% (2015)

85% (2015)

83% (2009)

76% (2022)

75% (2005)

83% (2014)

85% (2024)

63% (2024)

80% (1998)

86% (2022)

86% (2002)

0% (2007)

85% (2021)

60% (2003)