condition	mean	min	max
4 h after light	3.67991	3.37052	3.9893
8 h after light	2.910265	2.76441	3.05612
12 h after light	3.3998	2.69582	4.10378
4 h after dark	7.956915	6.827	9.08683
8 h after dark	5.17714	5.12442	5.22986
12 h after dark	5.22939	4.58419	5.87459