condition	mean	min	max
0 h after light	13.182	11.6494	14.7146
4 h after light	6.798205	6.24223	7.35418
8 h after light	6.592155	5.54252	7.64179
4 h after dark	12.776299999999999	10.6951	14.8575
8 h after dark	13.34355	11.8474	14.8397
12 h after dark	12.35109	9.40118	15.301