Peb Lub khw tseem ceeb yog cov khw nyob sab Europe thiab Asmeskas, Western Tebchaws Europe suav 30,00%
North America rau 20.00%. Zoo li lwm cov cheeb tsam sab hnub tuaj Asia thiab Mid East suav ob qho tib si txog 20.00%, South Asia suav txog 10.00%. Peb cov neeg siv khoom thoob ntiaj teb. Yog li tsis muaj lub teb chaws twg, peb txaus siab muab cov qhua tuaj yeem nrog cov kev pab zoo tshaj.
