condition	mean	min	max
4 h after light	422.7	422.7	422.7
8 h after light	476.35	452.3	500.4
12 h after light	612.4	468.8	756.0
4 h after dark	551.75	292.0	811.5
8 h after dark	245.75	244.1	247.4
12 h after dark	246.0	211.3	280.7