condition	mean	min	max
4 h after light	7493.6	7493.6	7493.6
8 h after light	8615.15	7943.2	9287.1
12 h after light	6545.75	5292.8	7798.7
4 h after dark	4893.75	4107.5	5680.0
8 h after dark	5030.5	4625.4	5435.6
12 h after dark	5734.45	5650.0	5818.9