rosebud corp. reported the following items in the 2019 pension footnote for its defined benefit plan. service cost ............................................. $1,610 benefits paid to retirees ............................ 220 interest cost ............................................. 780 actual returns on pension plan assets ........ 1,140 expected returns on pension plan assets .... 1,200 actuarial gain ........................................... 62 how much is the increase in the company's pension obligation during the year?