68% (2007)

48% (2011)

63% (2010)

70% (2003)

48% (2009)

70% (2000)

60% (2005)

60% (2025)

59% (2011)

57% (2015)

57% (2010)

0% (2003)

60% (2014)

66% (2008)

83% (2011)

62% (2013)

60% (2001)

53% (2012)

0% (1999)

55% (2011)