50% (2008)

59% (1992)

17% (1986)

60% (2005)

69% (1984)

44% (1999)

43% (1995)

92% (1993)

45% (2005)

60% (1964)

0% (1998)

69% (1996)

55% (1992)

55% (1978)

60% (2007)

34% (1992)

0% (1997)

80% (1999)

64% (1971)

53% (2015)