44% (2001)

38% (2013)

24% (2014)

41% (2012)

32% (2013)

40% (2015)

53% (2016)

20% (2009)

38% (2003)

49% (2016)

44% (2001)

24% (2007)

36% (2003)

40% (2015)

38% (2012)

52% (2012)

34% (2008)

30% (2003)

36% (2012)

49% (2013)