| Value | Category | Cases | |
|---|---|---|---|
| 0 | 798 |
69.7%
|
|
| 1 | 263 |
23%
|
|
| 2 | 71 |
6.2%
|
|
| 3 | 9 |
0.8%
|
|
| 4 | 3 |
0.3%
|
|
| 5 | 1 |
0.1%
|
|
| Sysmiss | 9 |