condition	mean	min	max
0 h after light	8.85297	8.21836	9.48758
4 h after light	2.5480400000000003	2.4723	2.62378
8 h after light	3.297085	3.18697	3.4072
4 h after dark	5.7737	4.24463	7.30277
8 h after dark	4.02051	2.87623	5.16479
12 h after dark	4.461285	2.98203	5.94054