condition	mean	min	max
4 h after light	2.02369	1.89878	2.1486
8 h after light	3.7428500000000002	1.64219	5.84351
12 h after light	3.27189	2.26188	4.2819
4 h after dark	4.50326	3.04187	5.99973
8 h after dark	3.32315	1.74403	5.60161
12 h after dark	0.49063666666666667	0.0	1.47191