37. Farr Company sells products with reusable and expensive containers. The customer is charged a deposit for each container delivered and receives a refund for each container returned within two years after the year of delivery. Containers held by customers on January 1, 2020 from deliveries in: 2018 (300 containers) P75,000 2019 (860 containers) P215,000 P290,000 Containers delivered in 2020 (1,560 containers) P390,000 Containers returned in 2020 from deliveries in: 2018 (180 containers) P45,000 2019 (500 containers) P125,000 2020 (572 containers) P143,000 P313,000 The returns were all made at the end of the year. How much is the gain or loss on sale if the carrying value of each containers is P230 as of December 31, 2020?