Anyị nwere ahịa ụlọ na ndị ahịa esenidụt. Onye njikwa ahịa ahapụpụrụ nwere ike ịsụ bekee nke ọma, maka ezi nkwurịta okwu. Isi ahịa ahịa anyị:
North Korea 55%
Na Middle East 6%
Bulgaria 5%
Algeria 5%
Na North America 7%
Ndị Europe 12%
South Africa 4%
Ndịda ọwụwa anyanwụ Asia 3%
Philippines 3%