cost of equipment?

[studentabi]

hi, im trying to write an essay on the implications of changing from through hole to SMT manufacture.
I have most of it completed but i am having problems finding equipment costs. If someone could either point me in the right direction or give me a guide to the prices of the following equipment for smt manufacturing i would really appreciate it.

a printer
PCB loaders/unloaders
placment machines
Reflow ovens (convection, infrared andvapour phase)
Adhesive dot printer.(what is this for? im guessing juct coding the boards?)

Thanks
Abi x