How many original sopwith camel planes are left in the world?

There are only 4 other F-1 Camels left in the world today. In addition, there are 3 Navy Type Camels designated 2F-1. All of these are permanently in museums in various stages of originality. Even the Army, Navy, Air Force and Smithsonian museums do not have a "real" Camel! They have only replicas.