The commissioner shall make a full report as required by law of other state officers, to the Legislature at each regular session thereof, of the proceedings in and work of the department and of all charters issued and all banks closed for insolvency or voluntarily liquidated. He shall submit with each report such recommendations with reference to the department as he may consider appropriate. The report shall show fully, separately, and in detail the work done and the expenses incurred by the commissioner and each examiner.