condition	mean	min	max
4 h after light	2.8593073333333336	2.8306560000000003	2.916117
8 h after light	2.151538	1.475908	2.587567
12 h after light	1.4476536666666666	1.388526	1.551285
16 h after light	2.8840696666666665	2.458752	3.430767
4 h after dark	2.4570593333333335	2.2394439999999998	2.716135
8 h after dark	1.5665013333333333	1.511102	1.5994899999999999