| Value | Category | Cases | |
|---|---|---|---|
| 0 | 489 |
46.2%
|
|
| 1 | 337 |
31.9%
|
|
| 2 | 174 |
16.4%
|
|
| 3 | 41 |
3.9%
|
|
| 4 | 9 |
0.9%
|
|
| 5 | 2 |
0.2%
|
|
| 6 | 2 |
0.2%
|
|
| 7 | 2 |
0.2%
|
|
| 8 | 2 |
0.2%
|
|
| Sysmiss | 1222 |