78% (2007)

74% (1996)

70% (1974)

65% (2008)

57% (1993)

53% (2006)

53% (1997)

61% (2015)

55% (2017)

55% (2004)

65% (2023)

60% (2001)

61% (1998)

59% (1969)

45% (1974)

60% (2014)

61% (1932)

73% (2013)

57% (2017)

76% (1938)