Dean retired from Walmart Canada, at age 60, after 28 years of service and receives a monthly pension of $1,600.00 from his employers registered pension plan. Walmart asked Ben to return to work as a security guard for their warehouse. Ben receives $2,000.00 a month for this work. How much CPP he will pay based on 2023 rules? Suppose no CPT 30 form was filed to CRA and he has not max out for CPP yet.