| Value | Category | Cases | |
|---|---|---|---|
| 0 | 532 |
33.4%
|
|
| 1 | 572 |
35.9%
|
|
| 2 | 327 |
20.5%
|
|
| 3 | 109 |
6.8%
|
|
| 4 | 40 |
2.5%
|
|
| 5 | 7 |
0.4%
|
|
| 6 | 4 |
0.3%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 1586 |