18,307, according to a 2002 survey by the National Institute of Aeronautics and Space (the CIA World Factbook seems to think it's 17,508, however, while a more recent survey, by a different agency, put the figure at 13,466)
3 votes Thanks 1
frileenrapista
thankyou naiomilunas i well mark you as a brainliest
Answers & Comments
Answer:
18,307
Step-by-step explanation:
18,307, according to a 2002 survey by the National Institute of Aeronautics and Space (the CIA World Factbook seems to think it's 17,508, however, while a more recent survey, by a different agency, put the figure at 13,466)