| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 6,536 of 7,251 | 9% | 747 of 789 | 5% | 589 | 643 | 1,448 | 1,638 | 204 | 245 | 13 | 19 |
| NumberOutput.java | | 0% | | 0% | 78 | 78 | 264 | 264 | 28 | 28 | 1 | 1 |
| JsonStringEncoder.java | | 6% | | 3% | 102 | 108 | 335 | 361 | 12 | 17 | 0 | 1 |
| UTF8Writer.java | | 0% | | 0% | 62 | 62 | 187 | 187 | 12 | 12 | 1 | 1 |
| NumberInput.java | | 0% | | 0% | 95 | 95 | 158 | 158 | 27 | 27 | 1 | 1 |
| UTF32Reader.java | | 0% | | 0% | 41 | 41 | 103 | 103 | 10 | 10 | 1 | 1 |
| ContentReference.java | | 15% | | 2% | 56 | 67 | 105 | 129 | 20 | 31 | 0 | 1 |
| SerializedString.java | | 13% | | 7% | 37 | 41 | 76 | 89 | 17 | 21 | 0 | 1 |
| IOContext.java | | 32% | | 20% | 36 | 48 | 54 | 90 | 24 | 36 | 0 | 1 |
| MergedStream.java | | 0% | | 0% | 26 | 26 | 52 | 52 | 11 | 11 | 1 | 1 |
| CharTypes.java | | 69% | | 62% | 23 | 40 | 42 | 124 | 15 | 20 | 1 | 2 |
| BigDecimalParser.java | | 0% | | 0% | 10 | 10 | 24 | 24 | 7 | 7 | 1 | 1 |
| BigIntegerParser.java | | 0% | | 0% | 4 | 4 | 12 | 12 | 2 | 2 | 1 | 1 |
| SegmentedStringWriter.java | | 29% | n/a | 8 | 12 | 17 | 26 | 8 | 12 | 0 | 1 | |
| DataOutputAsStream.java | | 0% | n/a | 4 | 4 | 9 | 9 | 4 | 4 | 1 | 1 | |
| JsonEOFException.java | 0% | n/a | 2 | 2 | 4 | 4 | 2 | 2 | 1 | 1 | ||
| CharacterEscapes.java | 0% | n/a | 2 | 2 | 3 | 3 | 2 | 2 | 1 | 1 | ||
| InputDecorator.java | 0% | n/a | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | ||
| OutputDecorator.java | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |