condition	mean	min	max
4 h after light	3.888986666666667	1.11705	6.66822
8 h after light	10.27187	2.75741	17.0053
12 h after light	12.534839999999999	7.38372	19.9273
4 h after dark	10.67662	8.02297	15.4208
8 h after dark	8.834973333333334	5.48289	13.2559
12 h after dark	8.240923333333333	6.3881	9.93518