M ore than 800 delegates representing 350 companies from 27 countries attended the 2004 event.

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Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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Plus de 800 délégués représentant 350 entreprises de 27 pays ont participé à la conférence de 2004.