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withdrawn,object_id PHMSA-2011-0140-0087,PHMSA,PHMSA-2011-0140,US. DOT/PHMSA - Response Letter,Other,Letter(s),2019-09-24T04:00:00Z,2019,9,2019-09-24T04:00:00Z,,2019-09-24T18:45:35Z,,0,0,0900006483fbdb72