65% (2005)

60% (2004)

67% (1991)

60% (2014)

67% (2019)

61% (2003)

63% (1983)

69% (1965)

54% (1986)

65% (1974)

58% (2006)

61% (2016)

76% (2014)

67% (1981)

50% (2010)

70% (1996)

59% (1988)

69% (2005)

66% (2015)

70% (2014)