Umusaruro w’ibyuma bishaje ku isi ku bihugu 64 bihagarariye Ishyirahamwe ry’Icyuma ku Isi (worldsteel) wari toni miliyoni 154.4 (Mt) muri Mutarama 2020, ubwiyongere bwa 2.1% ugereranije na Mutarama 2019.

Umusaruro w'ibyuma byakozwe mu Bushinwa muri Mutarama 2020 wari 84.3 Mt, wiyongereyeho 7.2% ugereranije na Mutarama 2019*. Ubuhinde bwakoze 9.3 Mt by'ibyuma byakozwe muri Mutarama 2020, byagabanutseho 3.2% muri Mutarama 2019. Ubuyapani bwakoze 8.2 Mt by'ibyuma byakozwe muri Mutarama 2020, byagabanutseho 1.3% muri Mutarama 2019. Umusaruro w'ibyuma byakozwe muri Koreya y'Epfo wari 5.8 Mt muri Mutarama 2020, byagabanutseho 8.0% muri Mutarama 2019.

Mu Muryango w’Ubumwe bw’u Burayi, Ubutaliyani bwakoze icyuma gikozwe muri toni 1.9 muri Mutarama 2020, cyagabanutseho 4.9% muri Mutarama 2019. Ubufaransa bwakoze icyuma gikozwe muri toni 1.3 muri Mutarama 2020, ubwiyongere bwa 4.5% ugereranije na Mutarama 2019.

Muri Mutarama 2020, Amerika yakoze icyuma cya 7.7 Mt cy’icyuma gikozwe mu buryo bwa kera, kikaba cyariyongereyeho 2.5% ugereranyije na Mutarama 2019.

Umusaruro w'ibyuma bya Brezili muri Mutarama 2020 wari 2.7 Mt, wagabanutseho 11.1% muri Mutarama 2019.

Umusaruro w'ibyuma byakozwe muri Turukiya muri Mutarama 2020 wari 3.0 Mt, wiyongereyeho 17.3% muri Mutarama 2019.

Umusaruro w'ibyuma byakozwe muri Ukraine wari kuri milimetero 1.8 mu kwezi gushize, wagabanutseho 0.4% muri Mutarama 2019.
Isoko: Ishyirahamwe ry'Ibyuma ku Isi