67% (1989)

68% (1993)

64% (2015)

72% (2004)

63% (2005)

78% (2012)

78% (1988)

77% (2009)

76% (2010)

69% (2003)

51% (1998)

48% (2000)

79% (2011)

78% (2002)

62% (2017)

40% (1999)

100% (2002)

70% (2016)

74% (2007)

66% (2007)