Counting error. Should be 4 out of top 10 entries. Anyway, here’s the breakdown:
Olympus EM5(4), E3(1), E500(1), E510(1), E520(2)
Canon 550D(1), 40D(1), 50D(1), 5D2(1), 5D3(1), 1D4(1)
Nikon D800(2), D70(1), D90(2)
Panasonic FZ100(1)
Sony A350(1), A99(1)
Kodak Z915(1)
HTC 1
Unknown 1
Source Article from http://www.dpreview.com/news/2014/02/03/challenge-of-challenges-2013-the-results-are-in
Started out doing photography at the age of 6 using an uncle's old 1940 kodak brownie box camera. At 15 years of age, I decided to buy my very own 1975 Praktica SLR camera. I now shoot with a Nikon D850. I do unpaid TFP and commercial paid work. 
