| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 94 of 230 | 59% | 9 of 10 | 10% | 10 | 13 | 10 | 27 | 1 | 4 |
| createId(long) | | 15% | | 10% | 9 | 10 | 9 | 12 | 0 | 1 |
| getNextNumber() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| PrefixedIncrementingId(String) | | 100% | n/a | 0 | 1 | 0 | 13 | 0 | 1 | |
| getNextId() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |