60% (1997)

49% (2004)

50% (2012)

41% (2010)

63% (2005)

60% (1986)

49% (1998)

66% (2003)

63% (2014)

65% (2017)

51% (2010)

63% (2004)

0% (2005)

52% (2005)

33% (1992)

67% (1999)

68% (2012)

33% (2002)

52% (2004)

0% (1990)