199260
For the 12-month period ending April 13 , 2008 , the airport had 28,655 aircraft operations , an average of 78 per day : 65 % general aviation , 32 % military and 3 % air taxi .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None