50% (2004)

63% (2012)

62% (2017)

59% (2012)

45% (2005)

54% (2018)

64% (2006)

72% (2008)

47% (2007)

48% (2008)

65% (2017)

55% (2018)

42% (2008)

50% (2008)

52% (2015)

64% (2016)

56% (2007)

62% (2004)

54% (2005)

58% (2012)