| Value | Category | Cases | |
|---|---|---|---|
| 0 | 286 |
46.3%
|
|
| 1 | 272 |
44%
|
|
| 2 | 47 |
7.6%
|
|
| 3 | 8 |
1.3%
|
|
| 4 | 2 |
0.3%
|
|
| 5 | 1 |
0.2%
|
|
| 6 | 1 |
0.2%
|
|
| 7 | 1 |
0.2%
|
|
| Sysmiss | 3479 |