63% (2006)

68% (2014)

73% (2019)

65% (2018)

61% (2014)

56% (2017)

59% (2011)

50% (2016)

70% (2021)

60% (2008)

65% (2015)

73% (2009)

63% (2019)

72% (2011)

67% (2009)

69% (2009)

57% (2008)

70% (2009)

75% (2007)

49% (2014)