Dị ka World Steel Statistics 2022 wepụtara na nso nso a nke World Steel Association, mmepụta nchara zuru ụwa ọnụ na 2021 bụ ijeri 1.951 ijeri, gbagoro 3.8% kwa afọ.Ngwongwo nchara nke China ruru ijeri tọn 1.033 na 2021, gbadata 3.0% kwa afọ, mbelata afọ mbụ site na 2016, na òkè nke mmepụta ụwa dara 52.9% site na 56.7% na 2020.
Site n'echiche nke ụzọ mmepụta, mmepụta nchara nchara zuru ụwa ọnụ na 2021 ga-aza 70.8%, na nke eAF ígwè ga-aza 28.9%, gbadaa pasent 2.4 na pasent 2.6 n'otu n'otu ma e jiri ya tụnyere 2020. Ọnụ ọgụgụ zuru ụwa ọnụ nkezi. Nkedo na-aga n'ihu na 2021 ga-abụ pasent 96.9, otu na 2020.
N'ihe gbasara oriri pụtara ìhè, nchara nchara nchara n'ụwa n'afọ 2021 bụ ijeri ijeri 1.834, gbagoro 2.7% kwa afọ.Ihe fọrọ nke nta ka ọ bụrụ mba niile edepụtara na ọnụ ọgụgụ ahụ abawanyela oriri a na-ahụ anya nke igwe emechara ruo ogo dị iche iche, ebe nri China pụtara nchara nchara belatara site na ijeri tọn 1.006 na 2020 ruo nde tọn 952, gbadara 5.4%.Oriri nchara nke China pụtara na 2021 ruru 51.9% nke mkpokọta ụwa, gbadara pasentị 4.5 site na 2020.