0% (1988)

68% (1979)

73% (1984)

60% (2005)

51% (1979)

50% (2009)

20% (1977)

58% (1987)

30% (1975)

53% (1988)

51% (1977)

75% (2019)

60% (1988)

41% (1993)

57% (1981)

71% (1987)

47% (1996)

52% (2008)

55% (1981)

61% (1981)