condition	mean	min	max
4 h after light	2.4521249999999997	2.38747	2.51678
8 h after light	3.9210700000000003	3.89113	3.95101
12 h after light	1.8703949999999998	1.80378	1.93701
4 h after dark	1.3511033333333333	1.16697	1.49231
8 h after dark	0.7581396666666667	0.51389	1.13121
12 h after dark	2.2876166666666666	1.96173	2.71904