condition	mean	min	max
4 h after light	39.3	39.3	39.3
8 h after light	40.400000000000006	27.6	53.2
12 h after light	40.35	17.8	62.9
4 h after dark	18.0	14.0	22.0
8 h after dark	23.0	14.2	31.8
12 h after dark	32.45	26.8	38.1