|   | 
Pfizer Inc and Subsidiary Companies
  
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  |  
|   | 
Year ended December 31 
   |  
| (millions, except per share data) | 
1997 | 
1996 | 
1995 | 
1994 | 
1993 | 
1992     | 
1991 | 
1990 | 
1989 | 
1988 | 
1987  |  
  |  
| Net sales | 
$12,188 | 
11,306 | 
10,021 | 
7,977 | 
7,162 | 
6,871     | 
6,580 | 
5,859 | 
5,162 | 
4,873 | 
4,406  |  
| Alliance revenue | 
316 | 
 | 
 | 
 | 
 | 
     | 
 | 
 | 
 | 
 | 
  |  
  |  
| Total revenues | 
12,504 | 
11,306 | 
10,021 | 
7,977 | 
7,162 | 
6,871     | 
6,580 | 
5,859 | 
5,162 | 
4,873 | 
4,406  |  
| Cost of sales | 
 2,274 | 
 2,176 | 
2,164 | 
1,722 | 
1,559 | 
1,766     | 
1,930 | 
1,815 | 
1,671 | 
1,634 | 
1,518  |  
| Selling, informational and administrative | 
 4,956 | 
4,366 | 
3,855 | 
3,184 | 
3,006 | 
2,838     | 
2,680 | 
2,384 | 
2,043 | 
1,818 | 
1,627  |  
| Research and development | 
 1,928 | 
 1,684 | 
1,442 | 
1,126 | 
 961 | 
851     | 
 745 | 
 627 | 
 519 | 
 459 | 
 386  |  
| Divestitures, restructuring and unusual items(1) | 
 | 
 | 
 | 
 | 
 741 | 
(141)    | 
  300 | 
 | 
 | 
 | 
  |  
| Other (income) / deductions  net | 
 258 | 
276 | 
 261 | 
 115 | 
  60 | 
16     | 
  12 | 
(42) | 
  51 | 
(93) | 
  (66)  |  
  |  
| Income from continuing operations before taxes and minority interests | 
 3,088 | 
 2,804 | 
2,299 | 
1,830 | 
 835 | 
1,541     | 
 913 | 
1,075 | 
 878 | 
1,055 | 
 941  |  
| Provision for taxes on income | 
 865 | 
 869 | 
 738 | 
 549 | 
 188 | 
440     | 
 211 | 
 290 | 
 222 | 
 296 | 
 295  |  
| Income from continuing operations before cumulative effect of accounting changes | 
$ 2,213 | 
1,929 | 
1,554 | 
1,276 | 
 645 | 
1,098     | 
 699 | 
 780 | 
 652 | 
 756 | 
 643  |  
| Discontinued operations  net | 
 | 
  | 
 19 | 
 22 | 
 13 | 
(4)    | 
  23 | 
  21 | 
  29 | 
  35 | 
  47  |  
| Cumulative effect of accounting changes | 
 | 
 | 
 | 
 | 
 | 
(283)(2) | 
 | 
 | 
 | 
 | 
  |  
  |  
|    Net income | 
$ 2,213 | 
1,929 | 
1,573 | 
1,298 | 
 658 | 
811     | 
 722 | 
 801 | 
 681 | 
 791 | 
 690  |  
  |  
| Effective tax rate | 
28.0% | 
31.0% | 
32.1% | 
30.0% | 
22.5% | 
28.6%     | 
23.1% | 
27.0% | 
25.2% | 
28.0% | 
31.4%   |  
| Depreciation | 
$   416 | 
 361 | 
 321 | 
 275 | 
 241 | 
243     | 
 218 | 
 200 | 
 184 | 
 177 | 
 162  |  
| Property, plant and equipment additions | 
943 | 
774 | 
696 | 
672 | 
634 | 
674     | 
594 | 
548 | 
457 | 
344 | 
258  |  
| Cash dividends paid | 
 881 | 
 771 | 
 659 | 
 594 | 
 536 | 
487     | 
 437 | 
 397 | 
 364 | 
 330 | 
 297  |  
  |  
| As of December 31 |  
  |  
| Working capital | 
$ 1,515 | 
 828 | 
 965 | 
 962 | 
1,290 | 
2,167     | 
1,388 | 
1,319 | 
1,593 | 
1,751 | 
2,144  |  
| Property, plant and equipment  net | 
4,137 | 
3,850 | 
3,473 | 
3,073 | 
2,633 | 
2,305     | 
2,381 | 
2,110 | 
1,784 | 
1,655 | 
1,506  |  
| Total assets | 
15,336 | 
14,667 | 
12,729 | 
11,099 | 
9,331 | 
9,590     | 
9,635 | 
9,052 | 
8,325 | 
7,593 | 
6,872  |  
| Long-term debt | 
 729 | 
 687 | 
  833 | 
  604 | 
  571 | 
571     | 
  397 | 
  193 | 
  191 | 
  227 | 
 249  |  
| Long-term capital(3) | 
8,852 | 
7,944 | 
6,552 | 
5,179 | 
4,665 | 
5,472     | 
5,742 | 
5,666 | 
5,062 | 
4,866 | 
4,471  |  
| Shareholders equity | 
7,933 | 
6,954 | 
5,506 | 
4,324 | 
3,866 | 
4,719     | 
5,026 | 
5,092 | 
4,536 | 
4,301 | 
3,882  |  
  |  
| Per common share data: | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 |  
|       Basic: | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 |  
- Income from continuing operations before effect of accounting changes
 
  | 
$   1.76 | 
 1.55 | 
 1.26 | 
 1.04 | 
 .51 | 
.83     | 
 .53 | 
  .59 | 
 .49 | 
 .57 | 
 .49  |  
 | 
$   1.76 | 
 1.55 | 
 1.28 | 
 1.06 | 
 .52 | 
 .62     | 
 .55 | 
 .61 | 
 .51 | 
 .60 | 
 .52  |  
  |  
|       Diluted: | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  |  
- Income from continuing operations before effect of accounting changes
 
  | 
$   1.70 | 
 1.50 | 
 1.23 | 
 1.03 | 
 .50 | 
.82     | 
 .52 | 
  .58 | 
 .48 | 
 .56 | 
 .47  |  
 | 
$   1.70 | 
 1.50 | 
 1.25 | 
 1.04 | 
  .51 | 
.60     | 
 .53 | 
 .60 | 
 .50 | 
 .59 | 
 .51  |  
  |  
- Market value (December 31)
 
  | 
$ 74.56 | 
  41.50 | 
  31.50 | 
  19.31 | 
  17.25 | 
18.13     | 
  21.00 | 
  10.10 | 
  8.69 | 
  7.25 | 
  5.83  |  
 | 
  .68 | 
  .60 | 
 .52 | 
 .47 | 
 .42 | 
.37     | 
 .33 | 
 .30 | 
 .28 | 
 .25 | 
 .23  |  
 | 
  6.30 | 
  5.54 | 
  4.45 | 
  3.55 | 
  3.11 | 
3.63     | 
  3.82 | 
  3.86 | 
  3.43 | 
  3.25 | 
  2.95  |  
  |  
| Weighted average shares used to calculate: | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  |  
- Basic earnings per share amounts
 
  | 
 1,257 | 
 1,248 | 
 1,229 | 
 1,223 | 
 1,262 | 
1,316     | 
 1,321 | 
 1,322 | 
 1,324 | 
 1,321 | 
 1,320  |  
- Diluted earnings per share amounts
 
  | 
 1,303 | 
 1,288 | 
 1,259 | 
 1,243 | 
 1,282 | 
1,346     | 
 1,357 | 
 1,349 | 
 1,358 | 
 1,355 | 
 1,365  |  
| Number of employees (thousands) | 
  49 | 
  47 | 
  44 | 
  40 | 
 40 | 
40     | 
 43 | 
  42 | 
  41 | 
  40 | 
  39  |  
  |  
| Total revenues per employee (thousands) | 
$    254 | 
 243 | 
 229 | 
 198 | 
 179 | 
172     | 
 152 | 
 141 | 
 127 | 
 123 | 
 112  |  
  |  
 
|   | 
We sold our food science business in 1996 and have reported it as a discontinued operation. |  
|   | 
We have restated all common share and per share data for the 1997, 1995 and 1991 stock splits. |  
| (1) | 
Divestitures, restructuring and unusual items  net include the following: |  
|   | 
1993  Pre-tax charges of approximately $745 million and $56 million to cover worldwide restructuring programs, as well as unusual items and a gain of approximately $60 million realized on the sale of our remaining interest in Minerals Technologies Inc. |  
|   | 
1992  Pre-tax gain of $259 million on the sale of a business, offset by pre-tax charges of $175 million for restructuring, consolidating and streamlining. In addition, it includes pre-tax curtailment gains of $57 million associated with postretirement benefits other than pensions of divested operations. |  
|   | 
1991  A pre-tax charge of $300 million for potential future Shiley C/C heart valve fracture claims. |  
| (2) | 
Accounting changes adopted January 1, 1992: SFAS No. 106  $313 million or $.23 per share; SFAS No. 109  credit of $30 million or $.02 per share. |  
| (3) | 
Defined as long-term debt, deferred taxes on income, minority interests and shareholders equity. |  
  |