| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 71 of 717 | 90% | 14 of 58 | 75% | 18 | 83 | 17 | 156 | 5 | 51 | 0 | 14 |
| GroupMaker.java | | 84% | | 82% | 7 | 32 | 8 | 55 | 3 | 18 | 0 | 4 |
| AggregationSpecification.java | | 90% | | 50% | 7 | 33 | 8 | 66 | 1 | 24 | 0 | 8 |
| GroupingState.java | | 97% | | 83% | 4 | 18 | 1 | 35 | 1 | 9 | 0 | 2 |