AIRCRAFT ACCIDENTS IN THE UNITED STATES, 2008 (1)
    Number of accidents      
  Flight hours (000) Total Fatal Number of fatalities (2) Accidents per 100,000 flight hours
Commercial airlines          
     10 or more seats          
          Scheduled 18,730 20 0 0 0.107
          Nonscheduled 621 8 2 3 1.288
     Less than 10 seats          
          Commuter 290 7 0 0 2.410
          On-demand 3,673 56 19 66 1.52
General aviation 21,931 1,559 275 495 7.11
Total civil aviation NA 1,649 296 564 NA

(1) Preliminary data. Totals do not add because of collisions involving aircraft in different categories.
(2) Includes nonpassenger deaths.

NA=Data not available.

Source: National Transportation Safety Board.