59% (2009)

62% (2004)

58% (2006)

72% (2002)

63% (2010)

56% (2005)

70% (2007)

50% (2003)

42% (2005)

66% (2005)

79% (2004)

66% (1995)

45% (2006)

73% (2005)

0% (1992)

73% (2005)

66% (2007)

63% (2003)

0% (2006)