100% (2013)

47% (2008)

0% (1996)

62% (2008)

65% (1999)

20% (2005)

30% (1995)

53% (2007)

10% (1997)

0% (1995)

47% (1999)

46% (2005)

70% (2007)

0% (2004)

50% (2000)

46% (2008)

0% (1999)

0% (2003)

50% (1998)

0% (1997)