56% (2016)

57% (1998)

39% (1990)

61% (2016)

47% (1980)

55% (1996)

50% (1981)

53% (2014)

68% (1988)

67% (1979)

55% (1981)

50% (1981)

56% (1980)

52% (1986)

52% (2017)

50% (1984)

48% (2016)

56% (1979)

44% (1998)

0% (1970)