| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 11 of 83 | 86% | 5 of 16 | 68% | 5 | 13 | 4 | 22 | 0 | 5 |
| CustomNumberConverter(Class, NumberFormat, boolean) | | 79% | | 50% | 2 | 3 | 1 | 7 | 0 | 1 |
| fromString(String) | | 92% | | 83% | 1 | 4 | 1 | 5 | 0 | 1 |
| toString(Number) | | 86% | | 75% | 1 | 3 | 1 | 5 | 0 | 1 |
| determineValue(Object) | | 81% | | 50% | 1 | 2 | 1 | 3 | 0 | 1 |
| CustomNumberConverter(Class, boolean) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |