condition	mean	min	max
0 h after light	4.78866	4.50444	5.07288
4 h after light	2.519805	1.17475	3.86486
8 h after light	2.594475	1.99514	3.19381
4 h after dark	2.496255	2.37788	2.61463
8 h after dark	2.67558	1.71759	3.63357
12 h after dark	4.228755	2.81575	5.64176