Current Year Rank -Previous Year Rank (Dynamically)

[aarav021]

If anyone knows the solution or is expert in Qlik sense please help me with this . I just want to show (current year rank - Previous year rank) in a dynamic way. That means if new data is loaded its automatically calculates the rank and displays. Please someone help me over this its really urgent. 

Company                 RANK     Financial_Year

    A                                   21             2021

    A                                  22            2022

    B                                 46             2021

    B                                  56            2021

    C                                  78            2021

    C                                  36             2022

Please Help