I kept one pullet until she was near POL. I wanted to keep her at my house (I have breeding stock and roosters at a farm), but she had a very loud voice. She was very pretty, though.
I have been getting about one per hatch of a weeks worth of eggs, which was about 5-6 per bird, once in a while...
If anyone in S. Cal is looking for CL white sports, I have a pairing in my flock that produces them about 25% of the time. So I often have one or two of the chicks available.
I also can tell that girl's eggs apart from everyone except her sister, so I can usually ship eggs that have about a 1...