condition	mean	min	max
4 h after light	2.29619	2.13916	2.45322
8 h after light	2.6576750000000002	1.92737	3.38798
12 h after light	3.52102	3.23665	3.80539
4 h after dark	3.8501950000000003	3.45691	4.24348
8 h after dark	4.041855	4.02398	4.05973
12 h after dark	3.864515	3.61615	4.11288