condition	mean	min	max
4 h after light	4.815206666666667	4.68435	5.0259599999999995
8 h after light	4.84808	4.7686	4.9878599999999995
12 h after light	4.87346	4.65497	5.09011
4 h after dark	4.828163333333333	4.78105	4.8866
8 h after dark	4.752973333333333	4.6607400000000005	4.8083599999999995
12 h after dark	4.631896666666667	4.58939	4.68881