condition	mean	min	max
0 h after light	7.8434349999999995	7.25115	8.43572
4 h after light	8.883145	7.38839	10.3779
8 h after light	5.97468	5.23829	6.71107
4 h after dark	8.859485	7.61097	10.108
8 h after dark	9.133610000000001	8.13092	10.1363
12 h after dark	7.38342	6.54063	8.22621