67% (1997)

68% (1998)

0% (1964)

68% (2000)

67% (1999)

52% (2004)

49% (2008)

66% (1994)

0% (1992)

0% (1981)

67% (1999)

0% (2004)

70% (1989)

56% (2016)

0% (1963)

69% (2014)

70% (1992)

65% (2004)

0% (1978)

47% (2011)