53% (1998)

60% (2009)

67% (2007)

40% (2001)

59% (2009)

46% (2004)

65% (2006)

54% (2005)

40% (2004)

45% (2005)

52% (2007)

70% (2004)

60% (2013)

20% (2008)

48% (2007)

60% (2003)

40% (2006)

51% (2009)

0% (2007)

70% (2007)