AUTOMATIC DATA PROCESSING INC revenue for the last year amounted to 18.13 T CLP, the most of which — 12.26 T CLP — came from its highest performing source at the moment, Employer Services, the year earlier bringing 9.69 T CLP. The greatest contribution to the revenue figure was made by United States — last year it brought AUTOMATIC DATA PROCESSING INC 15.99 T CLP, and the year before that — 12.83 T CLP.