73% (2003)

62% (2009)

66% (2002)

69% (2007)

59% (2004)

49% (2007)

58% (2008)

68% (2002)

63% (2000)

61% (2007)

55% (2007)

57% (2005)

57% (2008)

82% (2006)

60% (2004)

69% (2003)

0% (1999)

42% (2009)

0% (2009)