1 EXHIBIT 13 SUMMARY FINANCIAL DATA* % Change 2000 2000-1999 1999 1998 1997 1996 in millions, except per share amounts ---- --------- ---- ---- ---- ---- Revenues $ 5,686 221 $1,771 $ 1,307 $1,570 $1,242 Operating Income (Loss) 1,419 711 175 (8) 203 196 Net Income (Loss) Available to Common Stockholders Before Change in Accounting Principle 813 2,441 32 (49) 107 101 Net Income (Loss) 796 2,388 32 (49) 107 101 Net Cash Provided by Operating Activities $ 1,536 383 $ 318 $ 239 $ 362 $ 315 Per Common Share: Net Income (Loss) -- Basic $ 4.32 1,628 $ 0.25 $ (0.41) $ 0.90 $ 0.85 Net Income (Loss) -- Diluted $ 4.16 1,564 $ 0.25 $ (0.41) $ 0.89 $ 0.85 Dividends $ 0.20 -- $ 0.20 $0.1875 $ 0.15 $ 0.15 Average Shares Outstanding 184 47 125 120 119 118 Capital Expenditures $ 1,708 151 $ 680 $ 917 $ 686 $ 427 ------- ----- ------ ------- ------ ------ Long-term Debt $ 3,984 176 $1,443 $ 1,425 $ 956 $ 731 Stockholders' Equity 6,786 342 1,535 1,259 1,117 1,014 Total Assets $16,590 305 $4,098 $ 3,633 $2,992 $2,584 ------- ----- ------ ------- ------ ------ Annual Production: Gas (Bcf) 385 126 170 177 179 165 Oil and Condensate (MMBbls) 36 140 15 11 9 7 NGLs (MMBbls) 12 71 7 7 5 4 Total Barrels of Oil Equivalent (MMBOE) 112 124 50 47 44 38 ------- ----- ------ ------- ------ ------ Average Daily Production: Gas (MMcf/day) 1,052 126 465 484 490 450 Oil and Condensate (MBbls/day) 98 145 40 30 25 18 NGLs (MBbls/day) 33 83 18 18 15 10 Total Barrels of Oil Equivalent (MBOE/day) 306 127 135 129 121 103 ------- ----- ------ ------- ------ ------ Oil Reserves (MMBbls) 1,046 83 573 494 420 298 Gas Reserves (Tcf) 6.1 144 2.5 2.6 1.7 1.8 Total Reserves (MMBOE) 2,061 108 991 935 708 601 ------- ----- ------ ------- ------ ------ Worldwide Finding Cost ($/BOE)** $ 7.19 48 $ 4.87 $ 3.13 $ 4.28 $ 2.76 Worldwide Reserve Replacement (% of Production) 1,059% 397 213% 581% 341% 299% ------- ----- ------ ------- ------ ------ Number of Employees 3,500 150 1,400 1,500 1,400 1,200 ------- ----- ------ ------- ------ ------ - --------------- * Consolidated for Anadarko Petroleum Corporation and its principal subsidiaries, including RME Petroleum Company, Anadarko Canada Corporation and Anadarko Algeria Company, LLC. See Management's Discussion and Analysis. Certain amounts for prior years have been reclassified to conform to the current presentation. ** Worldwide finding costs are calculated by dividing worldwide costs incurred by the worldwide reserve additions, excluding sales in place. 2 STOCKHOLDERS' INFORMATION The common stock of Anadarko Petroleum Corporation is traded on the New York Stock Exchange. Average daily trading volume was 1,618,000 shares in 2000, 672,000 shares in 1999 and 627,000 shares in 1998. The ticker symbol for Anadarko is APC and daily stock reports published in local newspapers carry trading summaries for the Company under the headings Anadrk or AnadrkPete. The following shows information regarding the closing market price of and dividends paid on the Company's common stock by quarter for 2000 and 1999. FIRST SECOND THIRD FOURTH QUARTER QUARTER QUARTER QUARTER ------- ------- ------- ------- 2000 Market Price High $38.69 $53.25 $68.05 $74.85 Low $28.44 $34.50 $44.44 $58.45 Dividends $ 0.05 $ 0.05 $ 0.05 $ 0.05 1999 Market Price High $39.88 $40.50 $38.19 $35.44 Low $26.56 $35.69 $29.00 $27.19 Dividends $ 0.05 $ 0.05 $ 0.05 $ 0.05