"Create payroll process based on processes closed by the employee for the past month" automation pulls up redundant processes

https://integrator.crm-onebox.com/app/automatization/hour/edit/ Automation: Create a payroll process based on the employee's closed processes for the past month. 2 actions configured. The first counts processes from the 1st to the 15th of the current month, the second from the 16th to the 31st of the previous month. The first correctly tightens the processes, the second tightens the processes for the entire past month. Here is a screenshot of the process created in January by the second action with the setting in the field Select date range: 16 to 31 for the last month: https://monosnap.com/file/fqD2Kwu9TE2OrsWjZxMJRVoUO1xQt5 the highlighted products are created from processes closed between 1 and 15. Here one such process https://monosnap.com/file/Tal4JpORFO3Kh3lNkpuv84XfPHKIS1 Please fix the error in the action, if there is one, or explain why the processes are pulled up, if the action works correctly.