condition	mean	min	max
4 h after light	6.556965	5.00644	8.10749
8 h after light	2.597845	2.18618	3.00951
12 h after light	2.1340950000000003	1.43473	2.83346
4 h after dark	4.097763333333333	2.92527	5.39944
8 h after dark	6.603523333333333	5.13855	7.99788
12 h after dark	4.49966	4.11948	5.21854