<prompt> Translate the following text to EnglishHuduma ya Posta mara kwa mara hukusanya sampuli ya uwakilishi wa gharama za utoaji barabarani, kiasi, na sifa za mahali pa utoaji kwa waendeshaji wa utoaji wa jiji.  <response>: The Postal Service regularly collects a representative sample of street delivery costs, volumes, and delivery point characteristics for city delivery carriers. 