70% (2007)

0% (2009)

0% (2008)

70% (2001)

0% (2003)

60% (2003)

72% (2015)

70% (1997)

70% (2008)

63% (2015)

82% (2013)

68% (2011)

71% (2010)

72% (2003)

0% (2005)

90% (2017)

0% (2014)

0% (2007)

90% (1978)

75% (2007)