condition	mean	min	max
4 h after light	4.078946666666667	1.30687	6.40871
8 h after light	3.8597166666666665	1.05908	5.86248
12 h after light	5.45939	2.44886	9.67662
4 h after dark	6.20926	3.58606	7.92019
8 h after dark	6.3336500000000004	4.67222	7.84853
12 h after dark	8.1738	2.9202	12.4358