72% (2009)

75% (1999)

56% (2006)

60% (1993)

0% (2000)

72% (2015)

60% (2007)

20% (1998)

90% (2004)

40% (1992)

35% (2008)

0% (2003)

100% (1997)

15% (2014)

84% (1997)

0% (1997)

57% (2015)

30% (1970)

86% (2016)

60% (1990)