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է֧اѧߧڧ 99% ѧߧߧѧ ҧܧ 25ܧ
ӧҧէߧ ڧ ≤1% ܧ ڧߧܧӧѧߧڧ 100ܧ
ݧ֧٧ ≤0.03%  
ӧ֧է ڧݧѧ ާѧԧߧڧ ֧էߧѧ٧ߧѧ֧ էݧ ڧ٧ԧӧݧ֧ߧڧ ާ֧էڧڧߧܧԧ , էڧާڧܧѧ ԧѧߧڧ֧ܧԧ ڧߧ֧٧, ڧݧ٧֧ ܧѧ֧ӧ ܧѧѧݧڧ٧ѧ?ڧԧݧ֧-ߧѧ ֧ ڧ٧ӧէӧ ݧڧڧݧ֧ߧ, ݧڧڧݧ֧ߧ ݧڧڧݧ֧ߧ ӧܧ ݧߧ.

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