72% (1998)

67% (1987)

20% (2002)

76% (2000)

61% (2007)

75% (2008)

75% (2010)

0% (2009)

75% (1998)

0% (2003)

0% (1990)

73% (1996)

0% (1993)

71% (1999)

60% (1986)

40% (2013)

73% (1997)

65% (2004)

64% (2005)

81% (2005)