Key Operating Data 2006-8 (Please Register for 2008 data)

All Financial Data in US Dollars.
Canadian Natural Resources Limited
  2006 2007 2008
 Oil & Gas Operational
  Key Operating Data
     Production
       World Crude/NGL Output (Inc. Assoc. & Syncrude) (000 b/d) 301 293 276
       World Gas Production (Inc. Associates) (mmcf/d) 1,208 1,403 1,246
       World Crude/NGL/Gas Output (Inc. Assoc. & Syn.) (000 boe/d) 503 527 483
 
     Reserves
       Total Oil/NGL Reserves (mln bbls) 3,169 3,353 3,292
       Total Gas Reserves (bcf) 3,798 3,666 3,684
       Total Oil/NGL/Gas Reserves (mln boe) 3,802 3,964 3,906
 
     Drilling & Acreage
       Successful Exploration Wells (No.) 300 88 68
       Unsuccessful Exploration Wells (No.) 52 30 10
       Total Acreage (000 net acres) 19,754 19,169 18,770
 
     Refining & Marketing
 
     Key Operating Ratios
       Oil Reserve Replacement Ratio (Total Additions) (%) 280% 142% 88%
       Oil Reserves/Production (years) 29 31 33
       Gas Reserve Replacement Ratio (Total Additions) (%) 317% 74% 104%
       Gas Reserves/Production (years) 9 7 8
       Exploration Drillling Success Rate - World (%) 85% 75% 87%