condition	mean	min	max
3 h after light	2.98726225	0.937257	5.37939
7 h after light	3.0820391666666667	1.16395	4.9694
11 h after light	4.5440425	2.60111	6.64593
2 h after dark	4.47837	2.34873	8.00424
6 h after dark	3.54865	1.68639	5.32598
10 h after dark	3.0857444166666665	0.769313	5.34408