Treutel LLC sold $34,000 of gift cards during 2021. $3,500 of those were redeemed in 2022. Based on historical experience, Treutel estimates at the end of 2022 that the remaining balance of $2,400 of gift cards sold in 2021 will never be redeemed. During 2022, Treutel sold $29,000 of gift cards, of which $20,000 were redeemed and $9,000 remain unused, but may be used by customers in 2023. 

How much gift card revenue should Treutel recognize in 2022?