| Value | Category | Cases | |
|---|---|---|---|
| 0 | 24 |
6%
|
|
| 1 | 253 |
63.3%
|
|
| 2 | 93 |
23.3%
|
|
| 3 | 22 |
5.5%
|
|
| 4 | 1 |
0.3%
|
|
| 5 | 7 |
1.8%
|
|
| Sysmiss | 18537 |