| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1326 |
53%
|
|
| 1 | 1135 |
45.4%
|
|
| 2 | 36 |
1.4%
|
|
| 3 | 2 |
0.1%
|
|
| 4 | 1 |
0%
|
|
| 7 | 1 |
0%
|
|
| 18 | 1 |
0%
|
|
| Sysmiss | 3 |