; (B) the number of injuries and fatalities, including with respect to both occupants of aircraft and individuals on the ground, as a result of such accidents; (C) the number of such accidents investigated by the National Transportation Safety Board; (D) the number of such accidents investigated by the FAA; and (E) a summary of the factual findings and probable cause determinations with respect to such accidents; (2) an assessment of the most common probable cause determinations issued for general aviation accidents since 2000; (3) an assessment of the most common facts analyzed by the FAA and the National Transportation Safety Board in the course of investigations of general aviation accidents since 2000, including operational details; (4) a review of the safety recommendations of the National Transportation Safety Board related to general aviation accidents since 2000; (5) an assessment of the responses of the FAA and the general aviation community to the safety recommendations of the National Transportation Safety Board related to general aviation accidents since 2000; (6) an assessment of the most common general aviation safety issues; (7) a review of the total costs to the Federal Government to conduct investigations of general aviation accidents over the last 10 years; and (8) other matters the Administrator or the Chairman considers appropriate. (c) Recommendations and actions To address general aviation safety Based on the results of the study required under subsection (a), the Administrator, in consultation with the Chairman, shall make such recommendations, including with respect to regulations and enforcement activities, as the Administrator considers necessary to— (1) address general aviation safety issues identified under the study; (2) protect persons and property on the ground