condition	mean	min	max
4 h after light	347.6	347.6	347.6
8 h after light	327.85	312.0	343.7
12 h after light	272.8	251.1	294.5
4 h after dark	336.9	229.8	444.0
8 h after dark	440.65	438.0	443.3
12 h after dark	410.05	378.0	442.1