| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 18 |
16.1%
|
| -7 | No internal shipments made (does not apply) | 11 |
9.8%
|
| 0 | No losses | 70 |
62.5%
|
| 1 | 1 |
0.9%
|
|
| 3 | 1 |
0.9%
|
|
| 5 | 2 |
1.8%
|
|
| 10 | 4 |
3.6%
|
|
| 30 | 2 |
1.8%
|
|
| 35 | 1 |
0.9%
|
|
| 40 | 1 |
0.9%
|
|
| 80 | 1 |
0.9%
|
|
| Sysmiss | 37 |