condition	mean	min	max
0 h after light	5.486345	4.85904	6.11365
4 h after light	4.84493	4.47503	5.21483
8 h after light	5.804095	5.57974	6.02845
4 h after dark	6.809445	5.87453	7.74436
8 h after dark	6.4507650000000005	5.18105	7.72048
12 h after dark	5.22805	4.86735	5.58875