condition	mean	min	max
4 h after light	1.51816	1.51638	1.51994
8 h after light	2.16555	1.75988	2.57122
12 h after light	2.285835	2.0506	2.52107
4 h after dark	2.82508	2.52204	3.16354
8 h after dark	2.5491966666666666	2.12663	3.19913
12 h after dark	0.971921	0.335543	1.95617