| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, partial charge | 103 |
2.1%
|
| 2 | Yes, full charge | 4314 |
89.8%
|
| 3 | No | 197 |
4.1%
|
| 4 | No mobile phones | 188 |
3.9%
|
| Sysmiss | 9778 |