Exhibit 1 Amoco Corporation, Selected Historical Financial Data (in S millions except as 19861987198819891990 statements revenues s18281S20,174S21,1502396 s28,010 excise taxes and othe 2,064 2,282 2,769 Total revenues 20.345 23.919 26.760 Purchased crude oil, petroleum products merchandis 8.970 8.471 Petroleum exploration expenses 5095 elling and administrative expenses 1358 1.466 Taxes other than income taxes 2.592 3.207 3,395 Depreciation, depletion and amortization 2.418 2.295 2.318 2,500 2.413 728 Total costs and expenses 18.805 19956 20.612 24,065 28.171 Income before income taxes 1.540 2,500 3.307 2,695 3,410 Income taxes 793 1.140 1.244 1,085 1.497 Net income 747 1,610 1913 Balance sheets Current assets 4,200 5.899 Investments and other 1337 1072 Properties, net 18,169 18,151 Total assets 3,706 25,122 Current liabilities 4,180 4,503 4,799 5,148 6092 174 483 492 3.556 3.303 6,274 5915 5.464 4,472 4.741 5.200 Shareholders equity 11324 12.107 13.342 14068 Financial Ratios Return on operating revenues 4.1% 67% 98% 6.7% 6.8% Return on 3.2% 69% Return on average equity 5% 11.6% 162% 11.9% 13.8% Current ratio 12 Debt capital ratio 19.1% 22.1% 324% 30.8% 28.8% Interest coverage ratio 8.8 Debt rating Aaa 22.59 s63 83 Common shares outstanding, (millions) 502.0 Year-end stock price s323/4$341DO NOT COPY 295-029 MW Petroleum Corporation (A) 8 Exhibit 1 xxx Amoco Corporation, Selected Historical Financial Data (in $ millions except as noted) 1986 1987 1988 1989 1990 Income Statements Operating revenues $18,281 $20,174 $21,150 $23,966 $28,010 Consumer excise taxes and other 2,064 2,282 2,769 2,794 3,571 Total revenues 20,345 22,456 23,919 26,760 31,581 Purchased crude oil, petroleum products & merchandise 7,593 8,970 8,471 10,619 13,697 Operating expenses 3,451 3,370 3,915 4,380 5,395 Petroleum exploration expenses 925 647 767 726 693 Selling and administrative expenses 1,358 1,424 1,466 1,888 1,991 Taxes other than income taxes 2,592 2,840 3,207 3,224 3,395 Depreciation, depletion and amortization 2,418 2,295 2,318 2,500 2,413 Interest expense 468 410 468 728 587 Total costs and expenses 18,805 19,956 20,612 24,065 28,171 Income before income taxes 1,540 2,500 3,307 2,695 3,410 Income taxes 793 1,140 1,244 1,085 1,497 Net income 747 1,360 2,063 1,610 1,913 Balance Sheets Current assets 4,200 5,899 5,393 6,428 8,216 Investments and other 1,337 1,072 1,431 1,355 1,287 Properties, net 18,169 18,151 23,095 22,647 22,706 Total assets 23,706 25,122 29,919 30,430 32,209 Current liabilities 4,180 4,503 4,799 5,148 6,092 Short term debt 174 468 444 483 492 Long term debt 3,556 3,303 6,274 5,915 5,464 Other liabilities 4,472 4,741 5,060 5,200 6,093 Shareholders’ equity 11,324 12,107 13,342 13,684 14,068 Financial Ratios Return on operating revenues 4.1% 6.7% 9.8% 6.7% 6.8% Return on assets 3.2% 5.4% 6.9% 5.3% 5.9% Return on average equity 6.5% 11.6% 16.2% 11.9% 13.8% Current ratio 0.9 1.1 1.0 1.1 1.2 Debt / capital ratio 19.1% 22.1% 32.4% 30.8% 28.8% Interest coverage ratio 7.4 8.3 8.8 5.3 7.4 Debt rating Aaa Aaa Aaa Aaa Aaa Price - earnings ratio 22.59 14.7 10.0 14.4 15.4 Cash flow per share $6.3 $7.1 $8.1 $8.0 $8.3 Common shares outstanding, (millions) 502.0 515.3 517.1 511.5 502.0 Year-end stock price $32 3/4 $34 1/2 $37 1/2 $54 5/8 $52 3/8