condition	mean	min	max
0 h after light	2.37946	2.28022	2.4787
4 h after light	2.833455	2.17507	3.49184
8 h after light	3.2745749999999996	2.46928	4.07987
4 h after dark	4.560765	3.85951	5.26202
8 h after dark	3.382695	3.3729	3.39249
12 h after dark	2.870075	2.42251	3.31764