condition	mean	min	max
0 h after light	1.918095	1.57399	2.2622
4 h after light	2.65226	2.30501	2.99951
8 h after light	2.78039	2.34248	3.2183
4 h after dark	3.8005	3.44757	4.15343
8 h after dark	4.706035	4.68721	4.72486
12 h after dark	2.84208	2.06441	3.61975