Mmepụta zinc zuru ụwa ọnụ ga-eweghachi pasent 5.2 ruo tọn 12.8m n'afọ a, ka ọ daa 5.9 pasent na tọn 12.1m n'afọ gara aga, dịka data zuru ụwa ọnụ si kwuo, ụlọ ọrụ nyocha data.N'ihe banyere mmepụta site na 2021 ruo 2025, ọnụ ọgụgụ zuru ụwa ọnụ na-ebu amụma cagR nke 2.1%, yana mmepụta zinc ruru 1 ...
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