Crude/NGL Reserves 2006-7

All Financial Data in US Dollars.
Oil & Gas Operational
 Key Operating Data
  Reserves
     Total Oil/NGL Reserves (mln bbls) Data Growth
  2006 2007 2007
       CNPC 19,871 22,447   +13%  
       Helix Energy Solutions Group 36 40   +9%  
       Nautilus Marine Services PLC 5 4   -16%  
       PDC Energy, Inc. - 15   -  
       TNK-BP International Ltd 7,440 8,571   +15%  
       Unit Corp 12 16   +37%