62% (2001)

55% (2005)

63% (2010)

0% (1998)

60% (2003)

54% (2005)

59% (2000)

68% (2003)

51% (2005)

60% (2006)

65% (2006)

58% (2010)

63% (2000)

68% (2004)

55% (2002)

55% (2002)

75% (2004)

60% (2012)

62% (2012)

80% (2010)