How do I check the right price of LPG?

CYLINDER ​REFILL ​FIRST CHARGE ​3kg ​Ugx 30,000/= ​Ugx 160,000/= ​6kg ​Ugx 57,000/= ​Ugx 200,000/= ​12.5kg ​Ugx 118,000/= ​Ugx 328,000/= ​38kg ​Ugx 265,000/= ​Ugx 655,000/=
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