condition	mean	min	max
0 h after light	4.959345000000001	4.68993	5.22876
4 h after light	5.992929999999999	5.74273	6.24313
8 h after light	6.660385	5.31308	8.00769
4 h after dark	8.672945	8.24643	9.09946
8 h after dark	8.153465	7.88843	8.4185
12 h after dark	5.122005	4.72941	5.5146