59% (2003)

63% (2002)

60% (2002)

64% (2011)

52% (2001)

53% (1998)

60% (2006)

48% (2008)

55% (2003)

62% (2001)

68% (1995)

30% (2009)

68% (2013)

52% (2001)

72% (1999)

39% (2004)

0% (2006)

75% (2002)

0% (1997)

45% (2008)