48% (2013)

43% (2012)

65% (2012)

80% (2008)

50% (2011)

70% (2007)

54% (2015)

46% (2012)

58% (2013)

63% (2011)

57% (2011)

46% (1997)

34% (2009)

0% (2018)

31% (2013)