65% (2007)

68% (1998)

68% (1998)

62% (2002)

65% (2007)

65% (2003)

64% (2011)

62% (2011)

63% (2009)

63% (2004)

61% (2001)

66% (1998)

57% (2014)

65% (2009)

65% (2003)

61% (2002)

69% (2008)

61% (2013)

67% (2008)

68% (2019)