Appen Ltd. revenue for the last year amounted to 273.00 M USD, the most of which — 196.44 M USD — came from its highest performing source at the moment, Global Services, the year earlier bringing 294.63 M USD. The greatest contribution to the revenue figure was made by United States — last year it brought Appen Ltd. 224.10 M USD, and the year before that — 331.83 M USD.