62% (2007)

62% (2006)

73% (2015)

62% (2002)

64% (2013)

54% (2000)

58% (2008)

64% (2001)

46% (2003)

60% (2004)

56% (2003)

60% (2006)

58% (2001)

74% (2004)

62% (2010)

20% (1996)

55% (2004)

47% (1999)

0% (1998)

64% (2002)