Commercial hybrids are capable of laying the most, but that doesn't mean they will! How much of it's laying potential a chicken fulfills depends on how it's kept. An important factor is the amount of light they have and how bright that light is. By law they should have a period of darkness so you can't just leave the lights on all the time. Typically people keeping chickens on a small scale who manipulate the light set a timer to switch artificial light on early in the morning then off again about mid-morning when their is natural light, the chickens then can roost normally as dusk falls. For