78% (2016)

70% (2004)

41% (2015)

43% (2001)

50% (2011)

68% (2014)

10% (2014)

43% (2002)

43% (2016)

78% (2003)

43% (2013)

43% (2003)

19% (2002)

58% (2005)

69% (2007)

41% (1999)

77% (2012)

48% (2010)

30% (2003)

70% (2004)