37% (1994)

41% (2013)

48% (1976)

0% (1975)

60% (2017)

57% (1991)

67% (1997)

58% (2015)

63% (1987)

54% (2004)

60% (1984)

62% (1976)

54% (1984)

46% (1991)

70% (2003)

60% (1966)

55% (1973)

58% (1993)

20% (1994)

56% (1977)