68% (2016)

60% (2018)

77% (2014)

65% (1977)

70% (1985)

61% (1977)

53% (1984)

73% (1978)

0% (1975)

45% (1989)

55% (1978)

64% (1987)

64% (1977)

47% (1980)

68% (2018)

62% (1996)

66% (2019)

68% (2007)

45% (1976)

63% (1999)