Given the following information, answer the following questions for month 12 of this security
-15 year FRMs, monthly payments -PSA 150 -4.5% mortgage rate, 0.5% servicing fee, 3.75% discount rate
- Pool balance at the beginning of month 12: $75,946,124
- The loans were not seasoned before entering the pool
What the total interest received by the issuer in month 12?