condition	mean	min	max
4 h after light	3.438622666666667	2.690134	4.898039
8 h after light	2.106655	1.503473	2.472413
12 h after light	1.4613383333333334	1.3394059999999999	1.5612190000000001
16 h after light	2.742942333333333	2.303452	3.2916019999999997
4 h after dark	2.2364433333333333	2.023943	2.549268
8 h after dark	1.557985	1.397641	1.7323369999999998