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withdrawn,object_id PHMSA-2012-0261-0007,PHMSA,PHMSA-2012-0261,U.S. DOT/PHMSA - Letter,Other,Response(s),2013-01-17T05:00:00Z,2013,1,2013-01-17T05:00:00Z,,2013-01-17T19:32:24Z,,0,0,090000648119af42