| Value | Category | Cases | |
|---|---|---|---|
| 0 | 527 |
65.5%
|
|
| 1 | 243 |
30.2%
|
|
| 2 | 32 |
4%
|
|
| 3 | 1 |
0.1%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 17 |