| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 17 |
1.8%
|
| 1 | The market is dominated by one firm | 45 |
4.7%
|
| 2 | The market is dominated by a few firms | 340 |
35.7%
|
| 3 | There is competition among many firms | 551 |
57.8%
|
| Sysmiss | 55 |