<prompt> Translate the following text to EnglishKwa mfano, katika mwaka wa 1987, katika juhudi za kukadiria kiasi cha mapato ya kodi yaliyopotea au kucheleweshwa kutokana na kushindwa kwa biashara kuwasilisha taarifa, Ofisi ya Uhasibu Mkuu ilichunguza mapungufu ya mapato kwa majimbo binafsi.  <response>: Imagine that in 1987, within an effort to estimate the extent of tax revenues lost or delayed from the failure of businesses to file returns, the General Accounting Office examined revenue shortfalls to individual states. 