condition	mean	min	max
0 h after light	2.7113	2.32634	3.09626
4 h after light	2.40003	2.39858	2.40148
8 h after light	3.93754	3.82719	4.04789
4 h after dark	6.038045	5.34263	6.73346
8 h after dark	5.306365	4.79196	5.82077
12 h after dark	2.784745	2.7608	2.80869