58% (2011)

65% (2009)

47% (2008)

73% (2018)

72% (2016)

49% (2008)

61% (2014)

48% (2012)

59% (2017)

28% (2004)

67% (2014)

62% (2010)

49% (2010)

69% (2013)

50% (2010)

69% (2007)

52% (2005)

42% (1998)

51% (2007)

58% (2009)