63% (2002)

60% (2002)

61% (2006)

53% (2001)

53% (1998)

60% (2003)

62% (2001)

39% (2004)

66% (1995)

54% (2003)

64% (2011)

50% (2008)

75% (2002)

45% (2001)

68% (2013)

57% (2011)

50% (2008)

30% (2009)

0% (1979)

74% (1999)