54% (2000)

62% (2002)

58% (2001)

67% (2003)

62% (1997)

0% (2014)

64% (2002)

58% (2001)

50% (1999)

74% (2007)

61% (1997)

66% (2008)

59% (2002)

53% (2005)

69% (2011)

50% (2001)

59% (2007)

46% (2007)

69% (1972)