53% (2004)

67% (1999)

68% (2000)

67% (1998)

68% (1994)

70% (2014)

69% (1999)

66% (1997)

55% (2016)

49% (2008)

65% (1997)

47% (2011)

0% (2004)

65% (2004)

0% (1997)

0% (1981)

0% (1992)

78% (2014)

0% (1963)

0% (1964)