condition	mean	min	max
4 h after light	7.43335	7.17431	7.69239
8 h after light	5.941599999999999	5.8245	6.0587
12 h after light	6.12607	5.73548	6.51666
4 h after dark	8.828756666666667	8.38707	9.20906
8 h after dark	9.49671	8.96948	10.0002
12 h after dark	7.3282300000000005	6.31668	7.84841