61% (2006)

60% (2012)

60% (2015)

41% (2007)

57% (2016)

50% (2016)

43% (2008)

10% (2003)

54% (2002)

57% (1997)

53% (2014)

66% (2013)

43% (2005)

50% (2006)

59% (2005)

70% (2005)

30% (2009)

0% (2003)

0% (2000)

90% (2004)