| Year | Country | Place | Riders |
| 1984 | Poland | 9th | Curt Comer on Armstrong, Morgan Kavanaugh on SWM, Dave Pyle on Fantic |
| 1985 | Italy | 11th | Kip Webb, Morgan Kavanaugh on Beta, Ryan Young, Mark Manniko on Fantic |
| 1986 | Austria | 9th | Kip Webb on Beta, Ryan Young on Beta, Mike West, Steve McNeil on Fantic |
| 1987 | Finland | 9th | Kip Webb, Ryan Young, Ron Commo on Beta, Mark Manniko on Fantic |
| 1988 | Czechoslovakia | 9th | Ryan Young, Ron Commo, Andy Saum on Beta, Mark Manniko on Fantic |
| 1989 | Belgium | 14th | Kip Webb, Ron Commo, Mark Manniko on Fantic, Ryan Young on Beta |
| 1990 | France | 10th | Ryan Young on Beta, Geoff Aaron, Todd Roper on Aprilia, Mark Manniko on Fantic |
| 1991 | Germany | 14th | Ryan Young, Ron Commo on Beta, Geoff Aaron, Ray Peters on Aprilia |
| 1992 | USA | 9th | Ryan Young, Geoff Aaron, Ray Peters on Aprilia, Cory Pincock on GasGas |
| 1993 | Ireland | 12th | Geoff Aaron, Ron Commo on Beta, Jess Kempkes on GasGas, Ray Peters on Aprilia |
| 1994 | Andorra | 16th | Lonnie Halstead on Montesa, Matt Moore, Andy Saum, Jess Kempkes all on GasGas |
| In 1995, the competition was split into A and B classes. |
| 1995 | Austria | 4th B | Geoff Aaron on Beta, Jess Kempkes, Matt Moore on GasGas, Ray Peters on Fantic |
| 1996 | Sweden | 4th B | Geoff Aaron, Lonnie Halstead on Beta, Matt Moore ob GasGas, Ray Peters on Scorpa |
| 1997 | Isle of Man | 11th B | Geoff Aaron, Lonnie Halstead on Beta, Jess Kempkes on GasGas, Ray Peters on Scorpa |
| 1998 | Italy | 5th B | Geoff Aaron on Beta, Ray Peters on GasGas, Matt Moore, Dennis Sweeten on Montesa |
| 1999 | Luxembourg | 4th B | Geoff Aaron on Beta, Ray Peters on Sherco, Andy Johnson on Montesa, Travis Fox on GasGas |
| In 2000, the women’s division was added. |
| 2000
Men’s
| Spain | 1st B | Geoff Aaron on Beta, Jess Kempkes, Cory Pincock on GasGas, Ray Petes on Sherco |
| 2000
Women’s
| | 8th | Pam DeBruin on Montesa, Debbie Evans Leavitt on GasGas |
| 2001 | France | —- | Teams did not compete because of the 911 bombing attack on America. |
2002
Men’s | Portugal | 2nd B | Geoff Aaron on GasGas, Travis Fox on Sherco, Andy Johnson on Beta, Chris Florin on Montesa |
2002
Women’s | | 7th | Nicole Bradford on GasGas, Kerrie Brokaw on Montesa, Louise Forsley on Sherco |
2003
Men’s | Italy | 4th B | Geoff Aaron on GasGas, Travis Fox on Sherco, Andy Johnson Beta, Chris Florin on Montesa |
2003
Women’s | | 7th | Nicole Bradford on GasGas, Kerrie Brokaw on Montesa, Andrea Davis on Sherco |
2004
Men’s | Spain | 6th B | Geoff Aaron, Cody Webb on GasGas Ray Peters on Beta, Chris Florin on Montesa |
2004
Women’s | | 8th | Nicole Bradford on GasGas, Debbie Evans Leavitt , Louise Forsley on Sherco |
2005
Men’s | Italy | 1st B | Geoff Aaron, Chris Florin, Keith Wineland on GasGas, Cody Webb on Sherco |
2005
Women’s | | 9th | Nicole Bradford, Sarah Duke on GasGas, Louise Forsley on Sherco |
| For 2006, the U.S. men’s team switches to the A class. |
2006
Men’s | France | 9th A | Geoff Aaron, Chris Florin, Keith Wineland on GasGas, Cody Webb on Sherco |
2006
Women’s | | 7th | Sarah Duke on GasGas, Louise Forsley on Sherco |
2007
Men’s | Isle of Man | 6th A | Chris Florin on GasGas, Cody Webb, Patrick Smage on Sherco, Will Ibsen on Scorpa |
2007
Women’s | | 6th | Sarah Duke on GasGas, Louise Forsley on Sherco |
| 2008 Men's | Andorra | 7th (A) | Christopher Florin, Ron Commo III, Cody Webb, Keith Wineland |
| 2008 Women's | | 7th | Caroline Allen, Sarah Duke, Louise Forsley |
| 2009 Men's | Italy | 5th (A) | Will Ibsen, Patrick Smage, Cody Webb, Keith Wineland |
| 2009 Women's | | 8th | Caroline Allen, Sarah Duke |
| 2010 Men's | Great Britain | 4th (B) |
Patrick Smage, Cody Webb, Keith Wineland
|
| 2010 Women's | | 8th | Caroline Allen, Sarah Duke |
| 2011 Men's | Italy | 7th (B) | Karl Davis, Ryan Roper, Erik Storz, Keith Wineland |
| 2011 Women's | | 7th | Caroline Allen, Sarah Duke, Louise Forsley |