50% (1980)

60% (1988)

80% (1996)

80% (1991)

80% (1990)

0% (1992)

65% (1999)

0% (1996)

55% (2004)

80% (1984)

80% (1993)

0% (1978)

0% (1999)

0% (1992)

80% (1979)

0% (1994)

70% (1982)

0% (1998)

62% (2014)

65% (1985)