A cewar kididdigar karafa ta duniya a shekarar 2022 da kungiyar karafa ta duniya ta fitar kwanan nan, yawan danyen karfe da ake fitarwa a duniya a shekarar 2021 ya kai tan biliyan 1.951, karuwar kashi 3.8% a shekara bayan shekara a shekarar 2021, yawan danyen karfe da kasar Sin ke fitarwa ya kai tan biliyan 1.033, raguwar kashi 3.0% a shekara bayan shekara, raguwar kashi na farko a shekara bayan shekara tun daga shekarar 2016, kuma adadin yawan kayayyakin da ake fitarwa a duniya ya ragu daga kashi 56.7% a shekarar 2020 zuwa kashi 52.9%.

Daga mahangar hanyar samarwa, a shekarar 2021, yawan fitar da ƙarfe mai juyawa a duniya ya kai kashi 70.8% yayin da na ƙarfe mai amfani da wutar lantarki ya kai kashi 28.9%, raguwar kashi 2.4% da ƙaruwar kashi 2.6% bi da bi idan aka kwatanta da shekarar 2020. Matsakaicin rabon jefa ƙwallo na duniya a shekarar 2021 ya kai kashi 96.9%, daidai da na shekarar 2020.

A shekarar 2021, yawan fitar da kayayyakin ƙarfe na duniya (kayayyakin da aka gama + kayayyakin da ba a gama ba) ya kai tan miliyan 459, tare da karuwar shekara-shekara da kashi 13.1%. Yawan fitar da kayayyaki ya kai kashi 25.2% na yawan fitarwa, inda ya koma matsayinsa a shekarar 2019.

Dangane da yawan amfani da kayayyakin ƙarfe da aka gama a duniya, yawan amfani da kayayyakin ƙarfe da aka gama a duniya a shekarar 2021 ya kai tan biliyan 1.834, wanda ya karu da kashi 2.7% a shekara bayan shekara. Yawan amfani da kayayyakin ƙarfe da aka gama a kusan dukkan ƙasashen da aka haɗa a cikin kididdigar ya karu zuwa matakai daban-daban, yayin da yawan amfani da kayayyakin ƙarfe da aka gama a China ya ragu daga tan biliyan 1.006 a shekarar 2020 zuwa tan miliyan 952, raguwar kashi 5.4%. A shekarar 2021, yawan amfani da ƙarfe da China ta yi ya kai kashi 51.9% na duniya, raguwar maki 4.5 cikin ɗari a shekarar 2020. Kason ƙasashe da yankuna a yawan amfani da manyan kayayyakin ƙarfe da aka gama a duniya.

A shekarar 2021, yawan amfani da ƙarfe da aka gama a duniya a kowace shekara ya kai kilogiram 232.8, wanda ya karu da kilogiram 3.8 a shekara, wanda ya ɗan fi kilogiram 230.4 a shekarar 2019 kafin barkewar cutar, wanda yawan amfani da ƙarfe da aka yi a kowace shekara a Belgium, Jamhuriyar Czech, Koriya ta Kudu, Austria da Italiya ya ƙaru da fiye da kilogiram 100. Yawan amfani da kayayyakin ƙarfe da aka gama a kowace shekara a Koriya ta Kudu ya ƙaru da fiye da kilogiram 100. Yawan amfani da kayayyakin ƙarfe da aka gama a kowace shekara a Koriya ta Kudu ya ƙaru da fiye da kilogiram 100.