condition	mean	min	max
4 h after light	5.041676666666667	3.27668	6.54525
8 h after light	2.20749	0.61574	3.31986
12 h after light	2.31661	1.29283	2.83378
4 h after dark	4.06716	3.27964	5.34326
8 h after dark	7.847053333333333	6.30758	10.7033
12 h after dark	18.08363333333333	17.0448	19.1414