condition	mean	min	max
0 h after light	11.294599999999999	10.653	11.9362
4 h after light	14.4975	12.4103	16.5847
8 h after light	15.76505	14.1386	17.3915
4 h after dark	13.887550000000001	10.8703	16.9048
8 h after dark	19.4434	14.9618	23.925
12 h after dark	15.543	15.2647	15.8213