68% (2003)

72% (1998)

68% (2000)

60% (2004)

62% (2002)

69% (2012)

64% (2006)

55% (2014)

67% (2010)

56% (2002)

59% (1997)

50% (1998)

42% (2015)

0% (2008)

85% (2013)

40% (1996)

63% (1994)

50% (2009)

0% (1996)

57% (1994)