| Value | Category | Cases | |
|---|---|---|---|
| 0 | 21 |
2.2%
|
|
| 1 | 239 |
25.2%
|
|
| 2 | 154 |
16.2%
|
|
| 3 | 111 |
11.7%
|
|
| 4 | 77 |
8.1%
|
|
| 5 | 30 |
3.2%
|
|
| 6 | 318 |
33.5%
|
|
| Sysmiss | 24220 |