20.120 如表 20.9 所示，本次级方案由预算外资源提供支持，估计数额为 4 246 900 美元。这些资源将用于直接支持实施运输次级方案。与 2019 年估计数相比，预算外资源减少 205 100 美元，原因是 2020 年已知捐款和预计捐款数额减少。
20.120 The subprogramme is supported by extrabudgetary resources estimated at $4,246,900, as reflected in table 20.9. The resources would provide for direct support for the implementation of the transport subprogramme. The decrease of $205,100 compared with the estimate for 2019 is due to the lower amounts of known and anticipated contributions in 2020.