condition	mean	min	max
4 h after light	12.546926666666666	6.92138	19.2397
8 h after light	11.27071	3.26843	19.9243
12 h after light	15.12874	8.04932	24.8866
4 h after dark	19.147	12.2483	22.8802
8 h after dark	15.633666666666667	10.0857	18.8675
12 h after dark	9.8875	6.0991	12.7424