60% (1965)

74% (2009)

58% (1976)

61% (1991)

67% (2013)

62% (2009)

56% (1987)

60% (1975)

60% (1971)

77% (2021)

85% (2015)

83% (2018)

72% (2013)

60% (2011)

78% (2006)

72% (1968)

14% (2007)

32% (1998)

90% (2014)

78% (2018)