condition	mean	min	max
4 h after light	16.2636	16.0687	16.4585
8 h after light	15.5724	15.1862	15.9586
12 h after light	13.599450000000001	13.592	13.6069
4 h after dark	18.287550000000003	18.1563	18.4188
8 h after dark	15.7741	14.4742	17.074
12 h after dark	12.2043	11.3593	13.0493