We are a mail house so each answer to your questions very depending on client needs.
On average 1000 booklet's a week.
24/60 inner or 70 gloss text inner -- 70/80 gloss text cover or 24/60 cover
4 11x17 sheets up to 8 11x17 sheets on average
Yes sometimes they are missed stock and sometimes not...
I have a Konica 8000 with a Fiery front end and it has a booklet maker on it. We try to use it to produce book orders but mostly have issues with color and consistency and just the machine running in general.
If I was looking to replace this machine with something more reliable to create...