whens everybody change fuel filters? when fuel pressure starts to go down or by miles only?

I need to gather up the AD filter number and update a filter list on my HTML page... Very Helpful information...

http://forum.mopar1973man.com/showthread.php/1994-Common-Fuel-Filter-Data This should have most of it!

I change it at every oil change

I change the oil at 8.000 miles - air - fuel.