63% (2002)

59% (2003)

60% (2002)

53% (1998)

60% (2006)

64% (2011)

52% (2001)

75% (2002)

55% (2003)

52% (2001)

68% (2013)

62% (2001)

68% (1995)

39% (2004)

48% (2008)

72% (1999)

30% (2009)

0% (2006)

0% (1979)

45% (2008)