condition	mean	min	max
0 h after light	5.6599900000000005	5.12019	6.19979
4 h after light	3.9737	3.81909	4.12831
8 h after light	4.865	4.53221	5.19779
4 h after dark	7.053715	6.89237	7.21506
8 h after dark	5.94525	5.7882	6.1023
12 h after dark	5.106445	4.61048	5.60241