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withdrawn,object_id PHMSA-2008-0157-0012,PHMSA,PHMSA-2008-0157,U.S.DOT/PHMSA - Letter,Other,Letter(s),2018-11-06T05:00:00Z,2018,11,2018-11-06T05:00:00Z,,2018-11-06T19:35:51Z,,0,0,09000064838a4a6e