condition	mean	min	max
0 h after light	7.7619050000000005	6.63525	8.88856
4 h after light	11.13215	11.006	11.2583
8 h after light	13.6688	12.2732	15.0644
4 h after dark	9.633315	9.20503	10.0616
8 h after dark	7.204805	5.74707	8.66254
12 h after dark	9.28855	8.5526	10.0245