Raws li cov ntaub ntawv txheeb cais, Tuam Tshoj tsim tau kwv yees li 5.52 lab tons ntawm cov kav hlau welded thaum Lub Yim Hli, loj hlob los ntawm 4.2% piv rau tib lub hlis ib xyoos dhau los.

Nyob rau thawj yim lub hlis ntawm lub xyoo no, Tuam Tshoj txoj kev tsim cov yeeb nkab hlau welded muaj kwv yees li 37.93 lab tons, nce ntxiv 0.9% txhua xyoo.