| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 39 |
100%
|
| -7 | No internal shipments made (does not apply) | 0 | |
| No losses | 0 | ||
| 1 | 0 | ||
| 2 | 0 | ||
| 3 | 0 | ||
| 4 | 0 | ||
| 5 | 0 | ||
| 6 | 0 | ||
| 8 | 0 | ||
| 10 | 0 | ||
| 12 | 0 | ||
| 13 | 0 | ||
| 15 | 0 | ||
| 18 | 0 | ||
| 20 | 0 | ||
| 25 | 0 | ||
| 30 | 0 | ||
| 37 | 0 | ||
| 50 | 0 | ||
| 100 | 0 |