| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 62 of 444 | 86% | 13 of 81 | 83% | 12 | 45 | 11 | 89 | 1 | 4 |
| format(int, boolean, int[]) | | 91% | | 87% | 9 | 40 | 6 | 76 | 0 | 1 |
| withLocale(String) | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| format(Period) | | 70% | | 50% | 1 | 2 | 1 | 3 | 0 | 1 |
| BasicPeriodFormatter(BasicPeriodFormatterFactory, String, PeriodFormatterData, BasicPeriodFormatterFactory.Customizations) | | 100% | n/a | 0 | 1 | 0 | 6 | 0 | 1 |