60% (2004)

50% (1985)

60% (1991)

68% (1993)

50% (1982)

60% (1982)

55% (2009)

100% (1993)

0% (1986)

58% (1992)

0% (1999)

0% (1993)

51% (1972)

73% (1987)

0% (1980)

0% (2000)

44% (2010)

50% (2004)

47% (1970)

42% (1996)