I tukuna e Costco, he kaihokohoko mema mekameka o Amerika, tētahi pūrongo e kī ana, "I eke āna hoko kupenga i te marama o Hānuere ki te USD 13.64 piriona, he pikinga 17.9% ki te whakataurite ki te wā kotahi o te tau kua hipa, 11.57 piriona tāra US." I taua wā anō, i kī te kamupene kua piki ake ngā hoko hokohoko ipurangi i te marama o Hānuere mā te 107%.

E mārama ana ko te moni whiwhi a Costco i te tau 2020 he 163 piriona tāra US, kua piki ake ngā hoko a ngā kamupene mā te 8%, kua piki ake te hokohoko ipurangi mā te 50%. I roto i ēnei, ko te mea nui ki te whakatairanga i te tipu o ngā hoko hokohoko ipurangi ko ngā ratonga tuku.