DOF/2024-0123 Staff with responsibility for freedom of information requests

For the last 3 tax year's (23/22, 22/21, 21/20) please provide the total cost of: 
•    Total number of staff hired with responsibility for freedom of information requests, (full time equivalent) .
•    Total salary costs for staff with responsibility for freedom of information requests.
•    Total for all other costs associated with handling freedom of information requests.
•    Total number of freedom of information requests received, and total number responded with the requested information.