72% (2003)

72% (2005)

62% (2013)

59% (2004)

64% (2004)

64% (2009)

57% (2007)

47% (2011)

74% (2007)

57% (2009)

40% (2006)

64% (2012)

50% (2010)

56% (2007)

43% (2013)

64% (2016)

42% (2010)

52% (2011)

60% (2009)

74% (2004)