Landfill compactors 2007 6,154 h United States, Medford, Minnesota7d
Landfill compactors 2004 1,802 h United States, Dunnigan, California
Landfill compactors 2001 7,578 h United States, North East, Maryland
Landfill compactors 1998 6,284 h United States, Medford, Minnesota