| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 5,182 of 7,329 | 29% | 642 of 817 | 21% | 526 | 670 | 1,172 | 1,686 | 179 | 258 | 11 | 19 |
| NumberOutput | | 33% | | 29% | 56 | 79 | 183 | 265 | 20 | 29 | 0 | 1 |
| UTF8Writer | | 0% | | 0% | 62 | 62 | 187 | 187 | 12 | 12 | 1 | 1 |
| NumberInput | | 0% | | 0% | 106 | 106 | 170 | 170 | 31 | 31 | 1 | 1 |
| JsonStringEncoder | | 44% | | 39% | 65 | 108 | 202 | 361 | 4 | 17 | 0 | 1 |
| ContentReference | | 28% | | 16% | 52 | 67 | 84 | 129 | 17 | 31 | 0 | 1 |
| UTF32Reader | | 39% | | 29% | 34 | 41 | 59 | 103 | 7 | 10 | 0 | 1 |
| SerializedString | | 32% | | 26% | 29 | 40 | 56 | 87 | 13 | 21 | 0 | 1 |
| MergedStream | | 0% | | 0% | 26 | 26 | 52 | 52 | 11 | 11 | 1 | 1 |
| BigDecimalParser | | 0% | | 0% | 16 | 16 | 38 | 38 | 10 | 10 | 1 | 1 |
| IOContext | | 54% | | 34% | 30 | 51 | 35 | 96 | 17 | 38 | 0 | 1 |
| CharTypes | | 76% | | 65% | 15 | 38 | 32 | 121 | 8 | 18 | 0 | 1 |
| SegmentedStringWriter | | 0% | n/a | 13 | 13 | 27 | 27 | 13 | 13 | 1 | 1 | |
| CharTypes.AltEscapes | | 0% | | 0% | 8 | 8 | 19 | 19 | 4 | 4 | 1 | 1 |
| BigIntegerParser | | 0% | | 0% | 4 | 4 | 12 | 12 | 2 | 2 | 1 | 1 |
| DataOutputAsStream | | 0% | n/a | 4 | 4 | 9 | 9 | 4 | 4 | 1 | 1 | |
| CharacterEscapes | 0% | n/a | 2 | 2 | 3 | 3 | 2 | 2 | 1 | 1 | ||
| InputDecorator | 0% | n/a | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | ||
| JsonEOFException | 72% | n/a | 1 | 2 | 1 | 4 | 1 | 2 | 0 | 1 | ||
| OutputDecorator | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |