Figure 3: Number of Scheduled Flights by Type of Aircraft: April 2000 and April 2004,,, Aircraft Type,4/2000,4/2004, Turboprop,"254,795","132,884", Large Jets,"487,259","397,985", Piston,"49,117","43,638", Regional Jets,"102,503","240,070", "Notes: Turboprops include aircraft such as the ATR-42/72, Aerospatiale, Beechcraft 1900, Dornier 328 Turbo, and JETST-31 BAE. Pistons are typically fixed wing Cessnas and Pipers, e.g., the CES-150-185, AERO-200, and PA 12-32.",,, "Source: M.R. Dayton, “Trends and Demand in Aviation Markets,” presentation at the ATCA/FAA/Nav Canada Technical Symposium, Office of Inspector General, U.S. Department of Transportation, 2004",,,