| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 28 of 43 | 34 % | 3 of 6 | 50 % | 6 | 8 | 8 | 15 | 3 | 5 |
| valueOf(String) | | 0 % | n/a | 1 | 1 | 3 | 3 | 1 | 1 | |
| NonNegativeInteger(int) | | 61 % | | 50 % | 1 | 2 | 1 | 5 | 0 | 1 |
| isValid(Integer) | | 63 % | | 50 % | 2 | 3 | 2 | 5 | 0 | 1 |
| toString() | | 0 % | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| intValue() | | 0 % | n/a | 1 | 1 | 1 | 1 | 1 | 1 |