| RECOM_NO | RECOMMENDATION NUMBER | The recommendation identifier. | 
| SUBJECT | SUBJECT | The subject of the recommendation(s). | 
| LTR_DATE | LETTER DATE | The date for the most recent update in the dialogue between the NTSB and the FAA. | 
| NTSB_STA_DESC | NTSB STATUS DESCRIPTION | The current status of the NTSB recommendations to the FAA and FAA responses for a given brief. | 
| NARRATIVE | NARRATIVE | The narrative, responses, and recommendations presented in a brief report format along with letter dates. |