50% (2015)

80% (2008)

70% (1982)

55% (1990)

30% (1985)

50% (2015)

0% (2010)

70% (1980)

0% (2010)

0% (2010)

0% (2011)

0% (1997)

0% (1996)

0% (1976)

65% (2008)

0% (1974)

0% (1989)

80% (2008)

0% (1993)

67% (2001)