73% (2011)

59% (2001)

54% (1998)

66% (2005)

62% (2003)

76% (1999)

65% (2017)

69% (2006)

57% (2008)

70% (2011)

79% (1986)

74% (2008)

63% (2013)

54% (1994)

63% (2012)

60% (2019)

70% (2019)

69% (2003)

61% (1999)

61% (2016)