53% (1960)

50% (2005)

47% (2006)

89% (2011)

42% (1972)

72% (2013)

75% (2013)

63% (2015)

74% (2011)

50% (2012)

82% (2010)

58% (1982)

60% (2002)

81% (2013)

25% (2009)

57% (2012)

58% (2015)

55% (2023)

53% (1978)

42% (2014)