


| Millions of Dollars | ||||||||||
| Years ended December 31 | 1997 | 1996 | 1995 | 1994 | 1993 | |||||
| Net revenues | $ 9,750 | $ 9,940 | $11,409 | $ 8,608 | $ 6,687 | |||||
| Operating costs and expenses | 9,135 | 9,966 | 9,970 | 7,682 | 6,157 | |||||
| Profit (loss) from operations | 615 | (26) | 1,439 | 926 | 530 | |||||
| Other income (expense) net | 192 | 76 | 79 | 6 | 19 | |||||
| Interest on loans | 94 | 73 | 48 | 45 | 47 | |||||
| Income (loss) from continuing operations before provision for income taxes, extraordinary item and cumulative effect of accounting changes |
713 | (23) | 1,470 | 887 | 502 | |||||
| Provision for income taxes | 411 | 23 | 474 | 295 | 147 | |||||
| Income (loss) from continuing operations before extraordinary item and cumulative effect of accounting changes |
$ 302 | $ (46) | $ 996 | $ 592 | $ 355 | |||||
Diluted earnings (loss) per common share from continuing operations before extraordinary item and cumulative effect of accounting changes |
$ .76 | $ (.12) | $ 2.58 | $ 1.56 | $ .94 | |||||
| Basic earnings (loss) per common share from continuing operations before extraordinary item and cumulative effect of accounting changes |
$ .78 | $ (.12) | $ 2.65 | $ 1.61 | $ .97 | |||||
| Dividends declared per common share |
$ .34 | $ .34 | $ .32 | $ .235 | $ .18 | |||||
| Average common and dilutive potential common shares outstanding during year, in thousands |
397,727 | 379,388 | 387,262 | 381,709 | 363,396 | |||||
Millions of Dollars | ||||||||||
| As of December 31 | 1997 | 1996 | 1995 | 1994 | 1993 | |||||
| Working capital | $ 3,607 | $1,968 | $2,566 | $1,965 | $1,499 | |||||
| Property, plant and equipment (net) |
4,180 | 4,162 | 2,894 | 2,277 | 1,870 | |||||
| Total assets | 10,849 | 9,360 | 8,748 | 6,468 | 5,471 | |||||
| Long-term debt | 1,286 | 1,697 | 804 | 808 | 694 | |||||
| Stockholders equity | 5,914 | 4,097 | 4,095 | 3,039 | 2,315 | |||||
| Employees | 44,140 | 59,927 | 59,574 | 56,333 | 59,048 | |||||
| Stockholders of record | 29,550 | 32,804 | 30,034 | 28,740 | 29,129 | |||||
Employees for 1996 and prior include persons employed in the companys defense business, a discontinued operation. See Notes to Financial Statements and Management Discussion and Analysis of Financial Condition and Results of Operations. | ||||||||||