Crew and passenger accomodations

There are a variety of crew and passenger accomodation levels.  The cost, mass and volume include the requirements for the cabin itself plus any associated passageways, common areas, cargo storage, etc.

First Class cabin - cost:  2,000 cr, mass: 2 tons, volume 180 cu m.
Journey class cabin - cost: 1,000 cr, mass: 1 ton, volume 75 cu m.
Storage class berth - cost: 2,000 cr, mass: 2 tons, volume: 10 cu m.