condition	mean	min	max
4 h after light	3.280505	2.87553	3.68548
8 h after light	5.25469	5.0149	5.49448
12 h after light	6.151305	6.00789	6.29472
4 h after dark	7.70059	7.62818	7.773
8 h after dark	5.554539999999999	5.27668	5.8324
12 h after dark	5.1356850000000005	4.96225	5.30912