72% (1976)

75% (2013)

79% (1993)

80% (2011)

67% (2009)

88% (2024)

71% (2019)

66% (2008)

80% (2010)

73% (2023)

72% (2014)

0% (2003)

92% (2018)

52% (2003)

83% (1989)

91% (2000)

67% (2005)

100% (2007)

70% (1988)

72% (2004)