51% (2017)

10% (2014)

75% (1986)

75% (1988)

40% (1990)

39% (2008)

81% (2003)

0% (1987)

70% (1991)

90% (1986)

62% (2000)

34% (1988)

30% (1988)

71% (2004)

50% (1988)

59% (1999)

0% (1970)

35% (2005)

66% (2002)

40% (2001)