condition	mean	min	max
4 h after light	63.0	63.0	63.0
8 h after light	36.75	21.8	51.7
12 h after light	51.15	45.0	57.3
4 h after dark	7.4	5.3	9.5
8 h after dark	26.7	3.4	50.0
12 h after dark	17.1	4.1	30.1