0% (2005)

74% (2010)

72% (2016)

65% (1988)

59% (2012)

81% (1985)

70% (1980)

85% (2003)

80% (2016)

50% (2004)

72% (1964)

60% (1989)

51% (1966)

74% (2013)

77% (1993)

60% (1991)

90% (2005)

52% (2014)

0% (1968)

76% (2017)