53% (2002)

51% (2004)

70% (1996)

74% (2010)

80% (2003)

53% (2003)

82% (2006)

60% (2010)

50% (2006)

67% (1984)

50% (2006)

63% (2011)

100% (2012)

45% (2013)

58% (2005)

10% (2009)

0% (2008)

0% (2011)

0% (1969)

0% (2008)