60% (2006)

57% (2016)

50% (2016)

60% (2012)

59% (2005)

50% (2006)

53% (2014)

41% (2007)

60% (2015)

43% (2008)

0% (2000)

66% (2013)

30% (2009)

58% (2001)

40% (2005)

54% (2002)

0% (2011)

40% (2001)

10% (2003)

57% (1997)