condition	mean	min	max
4 h after light	277.4	277.4	277.4
8 h after light	353.55	268.8	438.3
12 h after light	641.75	472.7	810.8
4 h after dark	391.6	134.6	648.6
8 h after dark	221.0	186.5	255.5
12 h after dark	92.5	66.0	119.0