Tractors 2004 6,480 h United States, Buckeye, Arizona
Tractors 2002 5,727 h United States, Buckeye, Arizona
Tractors 2007 5,615 h United States, Buckeye, Arizona
Tractors 2012 United States, Buckeye, Arizona
Tractors 2008 1,602 h United States, Buckeye, Arizona