ʻO ka nui o nā ʻuala i hana ʻia, i mau ʻāpana a me nā huahana ʻē aʻe, e piʻi nei no nā mahina he nui mai ke awāwa ʻo Corona i kēia pūnāwai. I nā mahina ʻelua i hala iho nei, aia ka hana ma kahi o 7 pākēneka ma hope o ka hoʻohālikelike ʻana i nā mahina o Kepakemapa a ʻOkakopa o ka makahiki 2019. Hōʻike ʻia kēia e nā helu mahina o ka VAVI, ka ʻAhahui no ka ʻOihana Hoʻomākaukau Uala.
I ʻOkakopa 2020, he 340,100 mau tona o kaʻuala i hana ʻia i huahana huahana ʻuala, e like me ka VAVI. I ʻOkakopa 2019 364,000 mau tona kēia. ʻO kēia ka 6.6 pākēneka (24,000 tone) ʻoi aku ka uala i hana ʻia ma ʻOkakopa 2020 ma mua o ka mahina like o 2019. Ua kiʻi ʻia ke kiko haʻahaʻa i ʻApelila 2020 i ka manawa wale nō i hana ʻia ʻo 192,500 tone o kaʻuala, hoʻohālikelike ʻia me 329,600 tone i ʻApelila 2019 (- 41.5 pakeneka).
ʻUmikūmālua māhina awelika
I loko o ka manawa ʻo Nowemapa 2019 a ʻOkakopa 2020, ua hana ka ʻenehana hana ʻuala Holani i ka 3,447,600 tone o kaʻuala, i hoʻohālikelike ʻia me 3,846,800 tone i ka manawa ʻo Nowemapa 2018 a ʻOkakopa 2019. He emi kēia o aneane 400,000 tone (-10.4 pakeneka). ʻO nā mahina o Nowemapa a Pepeluali i kū paʻa mau i nā wā ʻelua. Ma muli o ka pilikia o ka corona honua, ua hiolo ka hana ʻuala mai Malaki 2020.