| Value | Category | Cases | |
|---|---|---|---|
| 1 | almost all | 607 |
8.9%
|
| 2 | more than a half | 1281 |
18.8%
|
| 3 | a half of them | 1437 |
21.1%
|
| 4 | less than a half | 931 |
13.7%
|
| 5 | a few of them | 698 |
10.2%
|
| 6 | do not know | 1862 |
27.3%
|