condition	mean	min	max
4 h after light	2774.5950000000003	2755.66	2793.53
8 h after light	4699.78	4620.32	4779.24
12 h after light	3923.26	3821.99	4024.53
4 h after dark	995.8046666666667	980.791	1010.59
8 h after dark	366.77	343.215	378.981
12 h after dark	633.5776666666667	595.937	683.541