60% (2000)

60% (2000)

50% (2004)

70% (2003)

60% (2002)

57% (1996)

0% (1993)

55% (2000)

0% (1996)

59% (1996)

0% (2004)

90% (2009)

59% (2005)

71% (2003)

61% (1996)

52% (2001)

0% (1995)

0% (2002)

43% (2011)

20% (2000)