 Hal meel oo loogu talagalay kobcinta waxtarka bulshada ayaa ku salaysan fikrado ah in ardaydu ay ka caawiyeen in ay daboolaan baahida dadka kale iyada oo loo marayo hogaaminta, adeegga, ama habab kale inkastoo ardaydu muujinayaan koror aagga 58 ilaa 68, tan waa suaasha ah heshiiska hooseeya ee ugu hooseeya, waxaana jiray hoos u dhac ku yimid waalidiinta 69 ilaa 67 iyo macalimiin 46 ilaa 40. 