| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4639 |
94.6%
|
|
| 1 | 245 |
5%
|
|
| 2 | 18 |
0.4%
|
|
| 7 | Missing | 3 |
0.1%
|
| Sysmiss | 1 |