55% (2015)

73% (2002)

68% (2014)

70% (2010)

69% (2013)

69% (2012)

70% (2017)

74% (2015)

74% (2006)

64% (2009)

61% (2010)

67% (2009)

54% (2009)

63% (2015)

56% (2015)

59% (2006)

55% (2005)

0% (1994)

54% (2010)

80% (2006)