| Value | Category | Cases | |
|---|---|---|---|
| 1 | almost all | 540 |
10.4%
|
| 2 | more than a half | 1026 |
19.8%
|
| 3 | a half of them | 854 |
16.5%
|
| 4 | less than a half | 622 |
12%
|
| 5 | a few of them | 494 |
9.5%
|
| 6 | do not know | 1651 |
31.8%
|