Mishonga yedu yekugaya hupfu inonyanya kugadzirwa maererano neAmerican gorosi uye yeAustralia chena yakaoma gorosi.Pakugaya rudzi rumwe chete rwegorosi, hupfu hwekubvisa hupfu hunosvika 76-79%, ukuwo madota ari 0.54-0.62%.Kana marudzi maviri eupfu akagadzirwa, huwandu hwekubvisa hupfu uye madota zvichave 45-50% uye 0.42-0.54% yeF1 uye 25-28% uye 0.62-0.65% yeF2.