condition	mean	min	max
4 h after light	22.626350000000002	19.7502	25.5025
8 h after light	9.887895	8.43679	11.339
12 h after light	5.592595	5.33422	5.85097
4 h after dark	11.45885	10.0962	12.8215
8 h after dark	9.24159	8.28368	10.1995
12 h after dark	14.3378	14.078	14.5976