BE$17\mathrm{.}11(L{O}_2,3)$ Larkspur Inc. sells prepaid telephone cards to customers in its convenience stores. When Larkspur sells cards, it then pays the telecommunications company, TeleExpress, for the value of the cards less a $20\%$ commission. Assume that Larkspur receives $$4,000$ of prepaid cards in January $2025.$ Larkspur sold $50\%$ of the cards in February, $30\%$ in March, and $20\%$ in April. The total payment by Larkspur to TeleExpress over the $3$ months is $$3,200.$ Indicate how much income Larkspur should recognize in January, February, March, and April.