| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
1.4%
|
| -7 | No internal shipments made (does not apply) | 8 |
5.6%
|
| 0 | No losses | 116 |
81.7%
|
| 1 | 4 |
2.8%
|
|
| 2 | 4 |
2.8%
|
|
| 4 | 4 |
2.8%
|
|
| 5 | 1 |
0.7%
|
|
| 10 | 2 |
1.4%
|
|
| 20 | 1 |
0.7%
|
|
| Sysmiss | 91 |