condition	mean	min	max
4 h after light	3960.6585465	3715.5914	4205.725693
8 h after light	4242.3633815	3996.994818	4487.731945
12 h after light	4082.076529	4030.292547	4133.860511
4 h after dark	3954.5086855	3912.518204	3996.499167
8 h after dark	3994.2789345	3627.831447	4360.726422
12 h after dark	3024.973829	3024.973829	3024.973829