I cam share with you the possible reason why it happened, acudoc.
It could be that the date of the farmer's insurance was also modified when you change it from legal commissions.
There are ways to figure it out. We can go back to the modified transactions and review the dates there. Make sure the date is set for 2019. Also, let's ensure to select the 2019 period on the financial summary.
Please get back to me anytime you need further assistance with QuickBooks Self-employed. Take care!