condition	mean	min	max
4 h after light	3.89297	3.57131	4.21463
8 h after light	2.203525	1.00828	3.39877
12 h after light	2.26534	1.36279	3.16789
4 h after dark	2.4095466666666665	0.0	4.41536
8 h after dark	3.88065	3.27772	4.49669
12 h after dark	4.21387	2.08988	6.74558