This U.S. industry comprises establishments primarily engaged in renting or leasing off-highway transportation equipment without operators, such as aircraft, railroad cars, steamships, or tugboats. Establishments primarily engaged in--

Including:

• Aircraft rental or leasing without operator
• Airplane rental or leasing without operator
• Barge rental or leasing without crew
• Boat rental (except pleasure) without crew
• Boat rental or leasing, commercial
• Railroad car rental or leasing
• Ship rental or leasing without crew
• Steamship rental or leasing without crew
• Tanker (boat) rental or leasing without crew
• Towboat rental or leasing without crew
• Tugboat rental or leasing without crew