| Value | Category | Cases | |
|---|---|---|---|
| 0 | 733 |
47.4%
|
|
| 1 | 520 |
33.6%
|
|
| 2 | 242 |
15.6%
|
|
| 3 | 38 |
2.5%
|
|
| 4 | 8 |
0.5%
|
|
| 5 | 4 |
0.3%
|
|
| 6 | 2 |
0.1%
|
|
| Sysmiss | 17 |