condition	mean	min	max
4 h after light	3.393355	3.38016	3.40655
8 h after light	2.759985	0.0	5.51997
12 h after light	3.9210149999999997	3.37081	4.47122
4 h after dark	5.913805	2.98885	8.83876
8 h after dark	2.201675	1.47645	2.9269
12 h after dark	5.354755	4.89527	5.81424