 There were also assessed to be 12 operational transport aircraft plus trainers which include 8 L-39C and helicopters which are mainly Mil Mi-8, Mil Mi-17 and Mil Mi-24 Hind.Raúl Castro ordered in 2010 that all MiG-29 pilots had to have full training, they now have from 200–250 hours of flight annually together with real dogfight training and exercises.Up to 20 MiG-23 units also have this kind of training but the other 16 MiG-23 units spend more time in simulators than real flight.