Stellar, Inc. is a distributor of prepaid telephone cards to customers in its convenience stores. When Stellar sells the cards, it then pays the telecommunications company, TeleExpress, less a commission of 20 percent of the selling price to customers.

Stellar receives $3,800 in cards in January 2020.

Stellar sold 55% of the cards in February, 30% in March, and 15% in April.

It costs TeleExpress $2,900 to provide the telephone service on the cards sold by Stellar.

Indicate how much income Stellar should recognize in January, February, March, and April.