condition	mean	min	max
4 h after light	4.3272	4.23629	4.47293
8 h after light	4.3754100000000005	4.2743	4.55841
12 h after light	4.42791	4.363519999999999	4.52375
4 h after dark	4.421503333333334	4.35811	4.53097
8 h after dark	4.35227	4.29535	4.38276
12 h after dark	4.314036666666667	4.2365	4.36103