78% (2002)

62% (2001)

69% (2015)

72% (2012)

63% (2003)

47% (2004)

68% (1998)

67% (2011)

74% (2014)

73% (1994)

65% (2005)

63% (1999)

64% (2008)

62% (2004)

65% (2010)

63% (2008)

59% (2017)

54% (1998)

64% (2003)

57% (2007)