condition	mean	min	max
0 h after light	4.719005	4.34434	5.09367
4 h after light	6.93107	5.84627	8.01587
8 h after light	14.07389	9.68358	18.4642
4 h after dark	6.44249	5.87213	7.01285
8 h after dark	4.389805	4.00028	4.77933
12 h after dark	2.642435	2.61796	2.66691