Direct operating costs increased 12 % in the three months ended June 30 , 2009 , compared to the same period of 2008 as a result of higher overall activity levels . The Company 's gross margin ( excluding depreciation and amortization and general and administrative expenses ) for consolidated operations was 29 % in the second quarter of 2009 , compared to 19 % in the same period of 2008 . International gross margins improved due to increased operating efficiencies and increased utilization of the Company 's shallow water crews . North America gross margins worsened due to significantly reduced demand and activity levels . Data processing gross margins declined due to pricing pressure resulting from reduced demand and slightly lower activity levels .