| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3548 |
75%
|
|
| 1 | 579 |
12.2%
|
|
| 2 | 346 |
7.3%
|
|
| 3 | 257 |
5.4%
|
|
| Sysmiss | 99 |