condition	mean	min	max
4 h after light	3.4759399999999996	2.98485	3.96703
8 h after light	3.258375	3.20209	3.31466
12 h after light	5.672085	5.42767	5.9165
4 h after dark	7.549576666666667	6.82347	8.74666
8 h after dark	4.2114666666666665	3.76365	5.09459
12 h after dark	3.8828266666666664	2.90018	5.53403