60% (1979)

63% (1994)

0% (1976)

65% (1973)

53% (1978)

38% (1976)

45% (2005)

0% (2004)

40% (2002)

55% (1979)

63% (1975)

60% (1974)

60% (1994)

54% (1978)

49% (1995)

56% (2001)

68% (1975)

0% (1976)

60% (2004)

0% (2000)