60% (2015)

33% (2003)

62% (2011)

51% (2012)

59% (2015)

62% (2016)

64% (2003)

66% (2005)

43% (2003)

53% (2007)

52% (2005)

54% (2002)

65% (2010)

57% (2007)

37% (2004)

42% (2008)

52% (2002)

64% (2005)

59% (2011)

65% (2010)