75% (1999)

62% (2011)

42% (2006)

79% (1964)

70% (2018)

71% (1993)

74% (1968)

62% (1964)

72% (2014)

73% (1966)

43% (2007)

63% (1985)

63% (1977)

52% (1982)

45% (1983)

65% (2000)

78% (1976)

65% (1968)

55% (1973)

43% (2003)