Ma muli o ka hōʻiliʻiliʻuʻuala nui ma Polani, ʻo ke kumukūʻai kūʻai nui no nā huahana ma 2020 i hoʻemi ʻia e 62% hoʻohālikelike ʻia me 2019 i $ 0,16 no kg.
Wahi a nā wānana mua o ka Central Statistics Office o Polani, hiki i ka hua o ka ʻuala ma 2020 ke hiki i 8,9 miliona mau tona (+ 38% i ka ʻohiʻohi 2019). ʻOi kēia kiʻi he 7,3% ʻoi aku ka kiʻekiʻe ma mua o ka ʻohi ʻana o kaʻuala ma 2016-2018. ʻOiai ma 2018 a me 2019. ma muli o ka hopena o ka ua maloʻo, ua emi iho ka ʻohi ʻuala e 18,4% a me 11,4%.
Wahi a ka Northwest European Potato Growers Association (NEPG), hiki ke ulu i ka hana uala ma Pelekiuma, Kelemania, Palani, Netherlands a me UK ma 6,7% hoʻohālikelike ʻia me 2019.