| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2950 |
98.2%
|
|
| 1 | 36 |
1.2%
|
|
| 2 | 10 |
0.3%
|
|
| 3 | 5 |
0.2%
|
|
| 4 | 2 |
0.1%
|
|
| 7 | 1 |
0%
|
|
| Sysmiss | 1304 |