condition	mean	min	max
0 h after light	6.509675	6.05702	6.96233
4 h after light	5.865209999999999	5.22723	6.50319
8 h after light	11.750399999999999	10.6308	12.87
4 h after dark	10.18215	7.7682	12.5961
8 h after dark	9.06119	8.84196	9.28042
12 h after dark	8.5876	7.86785	9.30735