60% (2012)

62% (2007)

63% (2010)

62% (2003)

58% (2010)

68% (2003)

65% (2006)

53% (2004)

75% (2008)

63% (2000)

51% (2005)

0% (1998)

68% (2004)

51% (2005)

60% (2003)

75% (2004)

60% (2010)

80% (2010)

69% (2004)

55% (2002)