Nyob zoo os, puas yog os?
Lub Koom Haum rau Kev Koom Tes thiab Kev Txhim Kho Kev Lag Luam (OECD) tau muab qeb duas cov teb chaws raws li lawv cov lej nyiaj hli tsawg kawg nkaus. Qaib ntxhw nyob hauv qab ntawm daim ntawv teev npe. 1- Luxembourg Cov nyiaj hli tsawg kawg nkaus txhua xyoo rau ib tus neeg: $ 25.628 2- Netherlands Cov nyiaj hli tsawg kawg nkaus txhua xyoo rau ib tus neeg: ...





