61% (2008)

55% (2015)

67% (2011)

68% (2001)

62% (2014)

64% (2018)

70% (2005)

64% (2013)

74% (2004)

68% (2004)

61% (2006)

58% (2009)

63% (2000)

62% (2004)

53% (2008)

76% (2010)

61% (2017)

64% (2018)

67% (2001)

66% (1985)