64% (1998)

69% (2009)

20% (2008)

77% (2013)

73% (2009)

54% (2007)

67% (2009)

73% (2004)

60% (2004)

0% (2011)

90% (2011)

64% (2011)

59% (2011)

77% (2014)

74% (2012)

45% (2003)

67% (2016)

83% (2017)

70% (2015)

52% (2005)