56% (2004)

66% (1996)

59% (2000)

65% (2016)

63% (2003)

62% (2012)

59% (2005)

59% (2006)

57% (2009)

59% (2010)

68% (1998)

62% (1994)

64% (1998)

62% (1995)

64% (2017)

58% (2003)

62% (1998)

62% (2005)

51% (2010)

57% (2007)