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ABC5 Attendance

ABC1 (November 2011) was attended by 800 participants from 64 countries, ABC2 (November 2013) by more than 1,000 participants from 71 countries, ABC3 (November 2015) by more than 1,200 participants from 84 countries, ABC4 (November 2017) about 1,300 participants from 89 countries. 1,400 participants are expected at ABC5.