| Value | Category | Cases | |
|---|---|---|---|
| 0 | 520 |
54.9%
|
|
| 1 | 365 |
38.5%
|
|
| 2 | 43 |
4.5%
|
|
| 3 | 15 |
1.6%
|
|
| 4 | 2 |
0.2%
|
|
| 6 | 2 |
0.2%
|
|
| Sysmiss | 28329 |