condition	mean	min	max
4 h after light	5.06104	4.64176	5.48032
8 h after light	3.289385	2.10396	4.47481
12 h after light	3.3750099999999996	2.62208	4.12794
4 h after dark	2.9385149999999998	2.31983	3.5572
8 h after dark	2.57447	2.32223	2.82671
12 h after dark	2.8565050000000003	2.75782	2.95519