This utility will generate the info you need, but you will need to work out whether you can automate it:-
https://bobj-board.org/t/111635
Mak 1 
(BOB member since 2005-01-06)
This utility will generate the info you need, but you will need to work out whether you can automate it:-
https://bobj-board.org/t/111635
Mak 1 (BOB member since 2005-01-06)