| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
0.9%
|
|
| 1 | 389 |
26.1%
|
|
| 2 | 257 |
17.3%
|
|
| 3 | 217 |
14.6%
|
|
| 4 | 131 |
8.8%
|
|
| 5 | 56 |
3.8%
|
|
| 6 | 426 |
28.6%
|
|
| Sysmiss | 23681 |