68% (1999)

72% (2012)

49% (2002)

56% (2002)

50% (2009)

40% (2012)

60% (2007)

60% (2010)

20% (2013)

100% (2013)

70% (2008)

0% (2007)

10% (2015)

50% (2018)

40% (2014)

45% (2004)

0% (2020)