52% (2002)

0% (1993)

44% (2014)

57% (2017)

0% (1987)

0% (1987)

70% (2006)

60% (2001)

64% (2010)

69% (2011)

0% (2006)

0% (1987)

54% (2011)

0% (1961)

0% (1986)

55% (2004)

0% (1979)

66% (1990)

40% (1986)

0% (1985)