condition	mean	min	max
0 h after light	13.2666	13.0908	13.4424
4 h after light	8.360095000000001	8.01365	8.70654
8 h after light	8.53097	8.44481	8.61713
4 h after dark	7.5275549999999996	7.40239	7.65272
8 h after dark	7.97555	7.72886	8.22224
12 h after dark	10.635555	9.31751	11.9536