64% (1996)

84% (1997)

84% (1999)

69% (2005)

73% (2003)

83% (2004)

51% (2013)

75% (2011)

72% (2014)

59% (2019)

69% (2013)

42% (2001)

77% (1989)

77% (2012)

73% (2012)

68% (2015)

63% (2007)

73% (1994)

71% (2019)

82% (2010)