condition	mean	min	max
4 h after light	3279.2	3279.2	3279.2
8 h after light	3135.15	2462.4	3807.9
12 h after light	2353.1	1790.2	2916.0
4 h after dark	1537.95	1206.0	1869.9
8 h after dark	1464.35	1448.9	1479.8
12 h after dark	1739.0	1706.4	1771.6