condition	mean	min	max
4 h after light	9.3	9.3	9.3
8 h after light	38.5	26.8	50.2
12 h after light	16.1	11.1	21.1
4 h after dark	29.849999999999998	23.9	35.8
8 h after dark	11.05	10.1	12.0
12 h after dark	11.85	11.5	12.2