Wahi a ka World Steel Statistics i ka makahiki 2022 i hoʻokuʻu koke ʻia e ka World Steel Association, ʻo ka hana kila maka honua i ka makahiki 2021 he 1.951 biliona tons, he piʻi makahiki-ma-maka he 3.8%. I ka makahiki 2021, ua hōʻea ka hana kila maka o Kina i 1.033 biliona tons, he emi makahiki-ma-maka he 3.0%, ʻo ia ka emi mua makahiki-ma-makahiki mai ka makahiki 2016, a ua hāʻule ka hapa o ka hana ma ka honua mai 56.7% i ka makahiki 2020 a i 52.9%.

Mai ka manaʻo o ke ala hana, i ka makahiki 2021, ʻo ka hana honua o ke kila hoʻololi he 70.8% a ʻo ke kila umu uila he 28.9%, he emi ʻana o 2.4% a me ka piʻi ʻana o 2.6% i hoʻohālikelike ʻia me 2020. ʻO ka awelika o ka lakio hoʻolei mau honua i ka makahiki 2021 he 96.9%, like me ia i ka makahiki 2020.

I ka makahiki 2021, ʻo ka nui o ka hoʻokuʻu aku o nā huahana kila honua (nā huahana i hoʻopau ʻia + nā huahana hapa-hoʻopau ʻia) he 459 miliona tons, me ka piʻi ʻana o 13.1% i kēlā me kēia makahiki. ʻO ka nui o ka hoʻokuʻu aku he 25.2% o ka hana, e hoʻi ana i ka pae i ka makahiki 2019.

Ma ke ʻano o ka hoʻohana ʻike ʻia, ʻo ka hoʻohana ʻike ʻia o nā huahana kila i hoʻopau ʻia ma ka honua holoʻokoʻa i ka makahiki 2021 he 1.834 biliona tone, he piʻi makahiki-ma-makahiki o 2.7%. Ua piʻi ka hoʻohana ʻike ʻia o nā huahana kila i hoʻopau ʻia ma aneane nā ʻāina āpau i hoʻokomo ʻia i loko o nā helu helu i nā kekelē like ʻole, ʻoiai ua emi ka hoʻohana ʻike ʻia o nā huahana kila i hoʻopau ʻia ma Kina mai 1.006 biliona tone i ka makahiki 2020 a i 952 miliona tone, he emi ʻana o 5.4%. I ka makahiki 2021, ʻo ka hoʻohana ʻike ʻia o Kina he 51.9% o ka honua, he emi ʻana o 4.5 mau helu pakeneka ma mua o 2020. Ka nui o nā ʻāina a me nā wahi i ka hoʻohana honua ʻana o nā huahana kila nui i hoʻopau ʻia

I ka makahiki 2021, ʻo ka hoʻohana ʻana o ke kila i hoʻopau ʻia ma ke ao holoʻokoʻa he 232.8kg, he piʻi makahiki-ma-ka-makahiki he 3.8kg, ʻoi aku ka kiʻekiʻe ma mua o ka 230.4kg i ka makahiki 2019 ma mua o ka maʻi ahulau, kahi i piʻi ai ka hoʻohana ʻana o ke kila ma Pelekiuma, Czech Republic, Kōlea Hema, Austria a me Italia ma mua o 100kg. ʻO ka hoʻohana ʻana o nā huahana kila i hoʻopau ʻia ma Kōlea Hema.