71% (1986)

0% (1992)

57% (1995)

0% (1991)

45% (1998)

0% (1977)

30% (2000)

10% (2004)

0% (1978)

0% (1985)

50% (2018)

60% (2002)

60% (1992)

60% (1979)

50% (1993)

50% (1991)

0% (1994)

0% (1977)

0% (1995)

0% (1993)