| Value | Category | Cases | |
|---|---|---|---|
| 0 | 65 |
3.4%
|
|
| 1 | 589 |
31.1%
|
|
| 2 | 814 |
43%
|
|
| 3 | 343 |
18.1%
|
|
| 4 | 61 |
3.2%
|
|
| 5 | 13 |
0.7%
|
|
| 6 | 5 |
0.3%
|
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 92 |