condition	mean	min	max
4 h after light	4.397565	3.81157	4.98356
8 h after light	4.06279	3.84173	4.28385
12 h after light	4.56063	3.6633	5.45796
4 h after dark	7.30996	6.77737	8.21267
8 h after dark	6.552496666666666	5.57789	7.27758
12 h after dark	5.820096666666667	5.52158	6.00164