With regard to field security staff, in its resolution 62/236, the General Assembly decided that a vacancy rate of 27.2 per cent should be used as a basis for the calculation of the budget for the biennium 2008-2009.
28. 关于外勤安保人员，大会第62/236号决议决定，在计算2008-2009两年期预算时依据的空缺率应为27.2%。