0% (1986)

50% (1994)

90% (2001)

80% (2021)

70% (2007)

0% (1988)

64% (2004)

60% (1987)

80% (1998)

0% (1993)

52% (1985)

65% (2004)

80% (1992)

54% (1997)

70% (2006)

58% (1987)

40% (2005)

63% (2006)

0% (1995)

80% (2013)