condition	mean	min	max
0 h after light	14.29925	13.8758	14.7227
4 h after light	10.867999999999999	10.2618	11.4742
8 h after light	16.5015	16.1751	16.8279
4 h after dark	17.32295	16.1091	18.5368
8 h after dark	14.45985	14.1516	14.7681
12 h after dark	12.37255	11.8457	12.8994