Shelf Drilling Ltd. revenue for the last year amounted to 908.00 M USD, the most of which — 886.14 M USD — came from its highest performing source at the moment, Contract Services, the year earlier bringing 649.42 M USD. The greatest contribution to the revenue figure was made by Saudi Arabia — last year it brought Shelf Drilling Ltd. 281.02 M USD, and the year before that — 198.37 M USD.