70% (1977)

46% (1992)

43% (1991)

0% (1990)

48% (2003)

70% (2019)

78% (1981)

57% (2007)

0% (1956)

35% (1987)

42% (1987)

52% (2017)

68% (1968)

40% (1994)

35% (1977)

63% (1991)

62% (1978)

56% (1984)

42% (2010)

63% (2016)