Taon Nagwagi Bansa 2020 Columbus Crew Columbus Crew GAMIT 2019 Mga Sounder ng Seattle Mga Sounder ng Seattle GAMIT 2018 Atlanta United FC Atlanta United FC GAMIT 2017 Toronto FC Toronto FC Canada 2016 Mga Sounder ng Seattle Mga Sounder ng Seattle GAMIT 2015. Mga Portland Timber Mga Portland Timber GAMIT 2014 Los Angeles Galaxy Los Angeles Galaxy GAMIT 2013 Sporting Kansas City Sporting Kansas City GAMIT 2012 Los Angeles Galaxy Los Angeles Galaxy GAMIT 2011 Los Angeles Galaxy Los Angeles Galaxy GAMIT 2010 Colorado Rapids Colorado Rapids GAMIT 2009 Totoong Salt Lake Totoong Salt Lake GAMIT 2008 Columbus Crew Columbus Crew GAMIT 2007 Houston Dynamo Houston Dynamo GAMIT 2006 Houston Dynamo Houston Dynamo GAMIT 2005 Los Angeles Galaxy Los Angeles Galaxy GAMIT 2004 D.C. United D.C. United GAMIT 2003 San Jose Lindol San Jose Lindol GAMIT 2002 Los Angeles Galaxy Los Angeles Galaxy GAMIT 2001 San Jose Lindol San Jose Lindol GAMIT 2000 Mga Wizards ng Lungsod ng Kansas Mga Wizards ng Lungsod ng Kansas GAMIT 1999 D.C. United D.C. United GAMIT 1998 Chicago Fire Chicago Fire GAMIT 1997 D.C. United D.C. United GAMIT siyamnapu't siyam na anim D.C. United D.C. United GAMIT