59% (1991)

76% (2003)

51% (2016)

74% (2015)

62% (2016)

65% (2014)

66% (1992)

65% (1984)

74% (2018)

61% (2003)

61% (2006)

61% (1967)

70% (1994)

68% (2008)

55% (2009)

61% (2017)

70% (2004)

58% (2004)

67% (1999)

61% (2016)