| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 117 of 276 | 57% | 19 of 40 | 52% | 13 | 24 | 13 | 44 | 0 | 4 |
| getReduced() | | 50% | | 50% | 13 | 20 | 13 | 35 | 0 | 1 |
| {...} | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| reduce(int, ColumnData) | | 100% | | 100% | 0 | 2 | 0 | 4 | 0 | 1 |
| onKeyChange() | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 |