| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 40 of 496 | 91% | 7 of 38 | 81% | 10 | 38 | 7 | 106 | 3 | 19 | 0 | 3 |
| KeyedGrouping | | 92% | | 50% | 6 | 10 | 3 | 46 | 1 | 5 | 0 | 1 |
| KeyedGroupingUtils | | 94% | | 92% | 2 | 23 | 2 | 55 | 0 | 9 | 0 | 1 |
| GroupingKeys | | 56% | n/a | 2 | 5 | 2 | 5 | 2 | 5 | 0 | 1 |