68% (2012)

0% (2011)

0% (2010)

70% (2006)

60% (2010)

0% (2003)

95% (2010)

0% (2012)

80% (2008)

85% (2003)

80% (2007)

30% (2018)

0% (2010)

80% (2009)

0% (2017)

0% (2009)

0% (2008)

47% (1988)

0% (2014)

60% (2018)