46% (2010)

43% (2011)

45% (2011)

50% (2009)

40% (2011)

60% (2007)

100% (2009)

51% (2008)

60% (2010)

50% (2006)

47% (2007)

55% (2007)

60% (2008)

47% (2009)

10% (2009)

50% (2006)

45% (2010)

53% (2006)

75% (2007)

28% (2006)