condition	mean	min	max
4 h after light	4.014845	1.65816	6.37153
8 h after light	3.06277	2.3788	3.74674
12 h after light	3.574045	3.49531	3.65278
4 h after dark	3.0144666666666664	2.51448	3.96248
8 h after dark	4.0732099999999996	3.70384	4.29285
12 h after dark	3.69831	2.89645	4.17944