63% (2005)

70% (1996)

69% (1983)

50% (2014)

63% (2011)

62% (2018)

68% (1994)

77% (1971)

23% (1997)

74% (1992)

63% (1993)

57% (1994)

45% (1994)

72% (2004)

0% (1975)

53% (1994)

67% (2009)

59% (1974)

63% (2012)

55% (2001)