68% (2006)

68% (2012)

72% (2013)

67% (2006)

70% (2006)

42% (2008)

62% (2009)

68% (2002)

57% (2003)

63% (2016)

71% (2007)

60% (2004)

48% (2004)

50% (2009)

40% (2008)

66% (2007)

62% (2008)