condition	mean	min	max
4 h after light	3374.632222333333	2915.74	3659.48
8 h after light	2634.7933333333335	2470.96	2900.626667
12 h after light	2158.223333	1865.323333	2669.123333
1.5 h after dark	2527.658889	2343.596667	2688.923333
5.5 h after dark	3968.2744446666666	3811.376667	4212.026667
9.5 h after dark	4845.308889	4507.41	5288.28