condition	mean	min	max
4 h after light	12110.861111	8339.76	18432.58
8 h after light	13722.965	10137.095	15716.37667
12 h after light	13974.123334333333	8807.923333	17623.25667
1.5 h after dark	6056.926666666666	4368.533333	8667.14
5.5 h after dark	2191.32	1919.83	2428.423333
9.5 h after dark	3955.5822223333334	2545.646667	5578.35