condition	mean	min	max
4 h after light	6149.9	6149.9	6149.9
8 h after light	6004.15	4727.5	7280.8
12 h after light	7814.950000000001	5867.8	9762.1
4 h after dark	9515.75	7410.7	11620.8
8 h after dark	8757.55	8026.4	9488.7
12 h after dark	10283.9	9233.4	11334.4