condition	mean	min	max
4 h after light	4.55055	3.63032	5.47078
8 h after light	2.75242	2.55836	2.94648
12 h after light	4.160195	4.14229	4.1781
4 h after dark	6.679803333333333	6.38323	6.86949
8 h after dark	7.881233333333333	6.99604	8.48541
12 h after dark	3.95509	3.69835	4.08724