63% (2015)

66% (2014)

76% (2000)

66% (1997)

63% (2021)

70% (1978)

65% (2011)

70% (1983)

73% (1966)

0% (1970)

58% (2016)

45% (2015)

68% (2008)

54% (1985)

51% (2008)

61% (2017)

45% (1989)

60% (2014)

59% (2011)

62% (2010)