condition	mean	min	max
4 h after light	3.33591	2.44991	3.80462
8 h after light	3.588843333333333	1.05239	6.08256
12 h after light	4.19298	2.53595	6.30522
4 h after dark	3.359236666666667	2.53935	4.0782
8 h after dark	3.83949	3.11944	4.27285
12 h after dark	4.10253	3.74204	4.47616