2014
National Ladies Chorus
National Men Chorus
National Ladies Quartet
National Men Quartet
Mixed Quartet
International Quartet Combined
International Chorus
2013
National Ladies Chorus
National Men Chorus
National Men Quartet
International Quartet Ladies
International Quartet Men
International Chorus
2012 - There was no IABS Convention
2011
National Ladies Chorus
National Men Chorus
National Ladies Quartet
National Men Quartet
International Quartet Combined
International Chorus
2010
2009_
National ladies Chorus
National Men Chorus
National Quartet Ladies
National Quartet Men
International Quartet Ladies
International Quartet Men
International Chorus