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withdrawn,object_id PHMSA-2012-0235-0003,PHMSA,PHMSA-2012-0235,U.S. DOT/PHMSA - Denial of Petition,Other,Agency Response,2013-03-21T04:00:00Z,2013,3,2013-03-21T04:00:00Z,,2013-03-21T17:55:39Z,,0,0,09000064812394b9