61% (2006)

58% (2009)

57% (2004)

57% (2011)

59% (2011)

38% (2011)

31% (2003)

15% (2021)

46% (2011)

23% (2002)

49% (2010)

40% (2009)

54% (2013)

27% (2007)

42% (2010)

30% (2006)

36% (2004)

43% (2013)

38% (2009)

56% (2014)