| Value | Category | Cases | |
|---|---|---|---|
| 0 | 12 |
1%
|
|
| 1 | 134 |
10.9%
|
|
| 2 | 495 |
40.2%
|
|
| 3 | 420 |
34.1%
|
|
| 4 | 119 |
9.7%
|
|
| 5 | 27 |
2.2%
|
|
| 6 | 21 |
1.7%
|
|
| 7 | 2 |
0.2%
|
|
| 9 | 2 |
0.2%
|
|
| Sysmiss | 13 |