Price stability for mobile sim cards

Mobile Company of Iran, Taliya and IranCell sim card prices were reported as follows:
New MCI postpaid sim cards for codes 2 and 3 are sold at 5.45 and 4.35 million rials respectively.
New MCI sim card for code 4 is purchased at 3.2 million rials and sold 100,000 rials higher.
New MCI sim cards for codes 5, 6, 7 and 8 are sold at 3.4, 3.15, 3.1 and 2.7 million rials respectively.
Used MCI sim cards, however, for codes 2, 3, 4, 5, 6, 7 and 8 are sold at 5.55, 3.8, 3.15, 2.3, 2.4, 2.25, 2.2 and 2.2 million rials respectively.
MCI 0919 sim card is sold at 120,000 rials and those with catchy numbers are sold for up to 600,000 rials.
Taliya sim cards are sold at 500,000 and 200,000 rials depending on their initial charge.
IranCell prepaid, postpaid and sms sim cards are sold at 100,000, 1,500,000 and 50,000 rials respectively.

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