condition	mean	min	max
4 h after light	983.7	983.7	983.7
8 h after light	891.8	842.2	941.4
12 h after light	1790.75	934.6	2646.9
4 h after dark	3200.15	2552.5	3847.8
8 h after dark	3779.5	3069.8	4489.2
12 h after dark	3872.45	3663.8	4081.1