0% (1990)

0% (1994)

0% (2009)

60% (2006)

70% (2003)

0% (1991)

0% (1980)

100% (2008)

80% (2015)

0% (2012)

100% (2009)

90% (1993)

100% (2015)

60% (1993)

70% (2005)

0% (2010)

80% (2015)

80% (1992)

65% (2004)

0% (1986)