| Value | Category | Cases | |
|---|---|---|---|
| 1 | A lot | 420 |
11.1%
|
| 2 | A few | 480 |
12.6%
|
| 3 | None. | 1549 |
40.8%
|
| 4 | 1347 |
35.5%
|
|
| Sysmiss | 65 |