id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id MSHA-2006-0004-0003,MSHA,MSHA-2006-0004,Diesel Particulate Matter Exposure of Underground Metal and Nonmetal Miners,Rule,,2006-06-08T04:00:00Z,2006,6,2006-06-08T04:00:00Z,,2006-09-02T20:21:21Z,C6-04494,0,0,0900006480183d22 MSHA-2006-0004-0002,MSHA,MSHA-2006-0004,Diesel Particulate Matter Exposure of Underground Metal and Nonmetal Miners,Rule,,2006-05-18T04:00:00Z,2006,5,2006-05-18T04:00:00Z,,2011-06-11T16:44:40Z,06-04494,0,0,0900006480174c31