60% (2004)

64% (2006)

59% (1997)

72% (1998)

67% (2010)

68% (2000)

69% (2012)

56% (2002)

62% (2002)

85% (2013)

55% (2014)

40% (1996)

0% (2004)

50% (1998)

50% (2009)

42% (2015)

0% (1997)

68% (2003)

63% (1994)

0% (2008)