condition	mean	min	max
0 h after light	0.801722	0.675831	0.927613
4 h after light	12.96105	11.7462	14.1759
8 h after light	8.165535	8.15492	8.17615
4 h after dark	1.639235	1.49078	1.78769
8 h after dark	1.479265	1.21442	1.74411
12 h after dark	1.31263	1.23571	1.38955