condition	mean	min	max
4 h after light	4.3040666666666665	4.24089	4.37982
8 h after light	4.37253	4.199	4.5294
12 h after light	4.313573333333333	4.20936	4.41258
4 h after dark	4.403266666666666	4.24786	4.55399
8 h after dark	4.23988	4.1775199999999995	4.28378
12 h after dark	4.27516	4.1915	4.42866