condition	mean	min	max
4 h after light	1.524045	1.15723	1.89086
8 h after light	6.665035	6.59487	6.7352
12 h after light	12.5419	12.4886	12.5952
4 h after dark	10.83757	9.77601	11.7166
8 h after dark	2.5823	2.15261	2.97323
12 h after dark	3.0503066666666667	2.56616	3.56869