PERSISTENT SYSTEMS revenue for the last year amounted to 98.22 B INR, the most of which — 40.11 B INR — came from its highest performing source at the moment, Technology Companies and Emerging Verticals, the year earlier bringing 27.20 B INR. The greatest contribution to the revenue figure was made by North America — last year it brought PERSISTENT SYSTEMS 65.11 B INR, and the year before that — 44.81 B INR.