| Value | Category | Cases | |
|---|---|---|---|
| 0 | 315 |
57.4%
|
|
| 1 | 187 |
34.1%
|
|
| 2 | 39 |
7.1%
|
|
| 3 | 2 |
0.4%
|
|
| 4 | 2 |
0.4%
|
|
| 5 | 1 |
0.2%
|
|
| 6 | 1 |
0.2%
|
|
| 8 | 1 |
0.2%
|
|
| 10 | 1 |
0.2%
|
|
| Sysmiss | 12 |