| Value | Category | Cases | |
|---|---|---|---|
| 1 | GRAVITY | 22 |
0.3%
|
| 2 | HAND BUCKET | 9 |
0.1%
|
| 3 | HAND/FOOT PUMP | 1 |
0%
|
| 4 | MOTOR PUMP | 3 |
0%
|
| Sysmiss | 6525 |
99.5%
|