61% (1991)

44% (1992)

77% (1995)

80% (1993)

52% (1996)

52% (1992)

25% (1993)

45% (1995)

20% (1991)

60% (1995)

50% (2001)

60% (1989)

0% (2011)

0% (1998)

0% (1995)

70% (2016)

75% (2014)

50% (1987)

60% (1977)

0% (1986)