60% (2006)

57% (2016)

43% (2008)

50% (2006)

50% (2016)

59% (2005)

66% (2013)

58% (2001)

0% (2003)

43% (2005)

10% (2003)

30% (2009)

60% (2012)

40% (2001)

57% (1997)

60% (2015)

41% (2007)

53% (2014)

54% (2002)

0% (2000)