43% (2002)

15% (2002)

20% (2007)

45% (2010)

35% (2009)

48% (2010)

40% (2008)

30% (2000)

68% (2006)

53% (2000)

60% (2007)

48% (2009)

77% (2012)

43% (2013)

47% (2001)

69% (2007)

78% (2003)

10% (2004)

48% (2001)

32% (2009)