condition	mean	min	max
0 h after light	12.3278	11.9787	12.6769
4 h after light	5.91416	5.40484	6.42348
8 h after light	6.668055	6.55676	6.77935
4 h after dark	8.313995	6.76353	9.86446
8 h after dark	8.421824999999998	8.09846	8.74519
12 h after dark	9.853225	7.76515	11.9413