52% (2011)

52% (2012)

50% (2007)

52% (2011)

50% (2005)

82% (2013)

52% (2006)

48% (2006)

52% (2013)

52% (1998)

52% (2009)

52% (2011)

68% (1998)

52% (2008)

0% (2006)

48% (2008)

52% (1995)

52% (2005)

48% (2002)

52% (2012)