condition	mean	min	max
0 h after light	3.959125	3.91587	4.00238
4 h after light	3.5975650000000003	3.58258	3.61255
8 h after light	3.858315	3.84248	3.87415
4 h after dark	4.2703	4.14905	4.39155
8 h after dark	4.64035	4.62493	4.65577
12 h after dark	4.01229	3.9202	4.10438