50% (2011)

58% (2013)

0% (2014)

100% (2006)

40% (2005)

62% (1999)

80% (2007)

56% (2010)

65% (2015)

70% (2003)

60% (2012)

80% (2014)

0% (2005)

0% (2013)

61% (2003)

0% (2013)

59% (2014)

78% (2011)

61% (2013)

80% (2008)