condition	mean	min	max
4 h after light	5.7828	4.82086	6.74474
8 h after light	1.27684	1.06513	1.48855
12 h after light	1.185408	0.900276	1.47054
4 h after dark	3.076785	1.65495	4.49862
8 h after dark	4.169045	3.97796	4.36013
12 h after dark	4.727165	3.95108	5.50325