| Value | Category | Cases | |
|---|---|---|---|
| 0 | 306 |
36.4%
|
|
| 1 | 412 |
49%
|
|
| 2 | 90 |
10.7%
|
|
| 3 | 24 |
2.9%
|
|
| 4 | 4 |
0.5%
|
|
| 5 | 3 |
0.4%
|
|
| 6 | 1 |
0.1%
|
|
| 10 | 1 |
0.1%
|
|
| Sysmiss | 6116 |