69% (2012)

63% (2011)

70% (2002)

0% (2002)

65% (2011)

70% (2000)

58% (1998)

25% (2003)

75% (2013)

70% (2008)

62% (2011)

64% (2005)

60% (2013)

62% (2010)

0% (2004)

43% (2013)

20% (2000)

70% (2000)