condition	mean	min	max
4 h after light	17.9159225	17.163765	18.66808
8 h after light	25.371848999999997	25.08222	25.661478
12 h after light	20.4655375	18.66808	22.262995
4 h after dark	21.715511	15.780757	27.650265
8 h after dark	16.6090835	14.550087	18.66808
12 h after dark	11.805043	11.805043	11.805043