<prompt> Translate the following text to EnglishIngawa vikundi vyote vya msingi vilikuwa na wafanyakazi kuanzia watu 3 hadi 17 waliowekwa kwa kudumu kwa kikundi, kulinganisha ukubwa wa vikundi hivi ni thamani ndogo kwa sababu ya tofauti kubwa katika ukubwa wa mashirika tuliyojifunza, hatari ya asili ya shughuli zao, na msaada wa ziada makundi yaliyopokea kutoka kwa vipengele vingine vya shirika na kutoka kwa mameneja na wasimamizi wengi wa usalama.  <response>: While all of the central groups had staffs ranging from 3 to 17 people permanently assigned to the group, comparing the size of These groups is of limited value because of wide variations in the 1 sizes of the organizations we studied, 2 inherent riskiness of their operations, and 3 the additional support the groups received from other organizational components and from numerous subordinate security managers and administrators. 