0% (1970)

35% (1986)

60% (1985)

80% (1991)

0% (1988)

0% (1994)

0% (1985)

15% (2012)

35% (1989)

80% (2014)

0% (1983)

85% (1991)

0% (1995)

0% (1988)

0% (1992)

0% (1994)

0% (1986)

40% (1985)

70% (1992)

100% (1993)