; (2) the type and quantity of oil transported as cargo or fuel; (3) the expected benefits of routing measures in reducing risks of spills; (4) the costs of such measures; (5) the safety implications of such measures; and (6) the nature and value of the resources to be protected by such measures. (c) Establishment of routing and other navigational measures The Commandant shall establish such routing or other navigational measures for areas identified under subsection (a). (d) Establishment of areas To be avoided To the extent that the Commandant and the Under Secretary for Oceans and Atmosphere identify areas in which navigational measures are warranted for an area under subsection (a), the Secretary of Commerce and the Under Secretary shall seek to establish such areas through the International Maritime Organization or establish comparable areas pursuant to regulations and in a manner that is consistent with international law. (e) Oil shipment data and report (1) Data collection The Commandant of the Coast Guard, in consultation with the Chief of Engineers, shall analyze data on oil transported as cargo on vessels in the navigable waters of the United States, including information on— (A) the quantity and type of oil being transported; (B) the vessels used for such transportation; (C) the frequency with which each type of oil is being transported