57% (2001)

71% (2013)

60% (2000)

68% (2004)

53% (2005)

65% (2003)

53% (2004)

55% (2002)

68% (2004)

58% (2010)

62% (2003)

0% (1998)

55% (2002)

60% (2003)

69% (2004)

75% (2008)

65% (2006)

0% (1998)

50% (2005)

80% (2010)