condition	mean	min	max
3 h after light	2.2369125	1.3912	3.56422
7 h after light	2.3839058333333334	1.35786	3.84362
11 h after light	3.0465516666666668	1.34251	4.66506
2 h after dark	3.7040575000000002	2.24896	6.10385
6 h after dark	3.2538841666666665	1.65438	4.98529
10 h after dark	3.2542525	1.82023	5.85343