The rate is computed according to the actual duty station (UNICEF) or the capital city (UNHCR), but this difference in criteria does not account for such gaps.
有关数额是根据实际工作地点(儿童基金会)或总部城市(难民专员办事处)来计算的，但标准上的差异并不能解释这些数额上的差异。