42% (2006)

75% (1999)

62% (2011)

52% (1973)

79% (1964)

74% (1968)

53% (2008)

70% (2018)

72% (2014)

71% (1993)

57% (2008)

0% (1976)

45% (1983)

40% (2007)

62% (1964)

62% (1985)

57% (1988)

63% (1974)

73% (1979)

60% (1990)