condition	mean	min	max
4 h after light	9.6	9.6	9.6
8 h after light	19.4	11.7	27.1
12 h after light	38.8	31.0	46.6
4 h after dark	35.45	14.3	56.6
8 h after dark	10.75	10.1	11.4
12 h after dark	41.8	20.3	63.3