Cummulative / Running total based on 2 criteria

Below is the data Number R P Label Group $ 1 K u1 PD PD 100 j2 N u2 PD PD 200 3 N u3 PD PD 500 1 K u1 Aug-24 Date 900 6 N u2 PD < CY PD < CY 600 t2...