100% (1991)

0% (2000)

0% (2010)

0% (1970)

85% (1993)

50% (1999)

50% (2005)

80% (2016)

0% (1982)

60% (2001)

50% (1989)

0% (1989)

90% (1994)

0% (1998)

0% (2011)

0% (2001)

0% (1995)

80% (1989)

0% (1981)

92% (2004)