| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 15 of 44 | 65% | 1 of 2 | 50% | 4 | 8 | 4 | 11 | 3 | 7 |
| instance() | | 36% | | 50% | 1 | 2 | 1 | 3 | 0 | 1 |
| create(String) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| valueIsMissing(double) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| missingValueIndicator() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| DoubleColumnType(int, String, String) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| customParser(ReadOptions) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |