condition	mean	min	max
0 h after light	4.198685	3.9668	4.43057
4 h after light	3.583095	3.263	3.90319
8 h after light	2.9860049999999996	2.44181	3.5302
4 h after dark	5.719035	5.26481	6.17326
8 h after dark	5.64994	5.23233	6.06755
12 h after dark	4.78472	4.47964	5.0898