69% (2004)

48% (2010)

54% (2006)

68% (2014)

42% (2011)

41% (2015)

58% (2003)

10% (2006)

62% (2012)

40% (2001)

69% (2007)

57% (2006)

68% (2006)

43% (2003)

43% (2003)

33% (2014)

15% (2002)

36% (2003)

43% (2010)

43% (2013)