ZOOM COMMUNIC. A DL -,001 revenue for the last year amounted to 4.19 B EUR, the most of which — 4.19 B EUR — came from its highest performing source at the moment, Unified Communications and Collaboration Platform, the year earlier bringing 4.04 B EUR. The greatest contribution to the revenue figure was made by Americas — last year it brought ZOOM COMMUNIC. A DL -,001 2.99 B EUR, and the year before that — 2.81 B EUR.