| Value | Category | Cases | |
|---|---|---|---|
| 1 | almost all | 985 |
12.5%
|
| 2 | more than a half | 1394 |
17.7%
|
| 3 | a half of them | 1510 |
19.2%
|
| 4 | less than a half | 934 |
11.9%
|
| 5 | a few of them | 812 |
10.3%
|
| 6 | do not know | 2237 |
28.4%
|