condition	mean	min	max
4 h after light	6.679209999999999	5.13524	8.22318
8 h after light	11.0774	10.5287	11.6261
12 h after light	10.361049999999999	10.0339	10.6882
4 h after dark	12.342233333333333	11.1558	13.1112
8 h after dark	9.291783333333333	8.87426	9.92545
12 h after dark	8.046533333333333	5.57583	11.7878