condition	mean	min	max
0 h after light	6.667975	6.60086	6.73509
4 h after light	6.102715	5.60419	6.60124
8 h after light	5.80462	4.41416	7.19508
4 h after dark	4.903205	4.20187	5.60454
8 h after dark	7.179399999999999	6.98258	7.37622
12 h after dark	7.51534	6.56782	8.46286