condition	mean	min	max
4 h after light	5.50903	2.65276	8.15099
8 h after light	4.1470139999999995	0.937232	6.21819
12 h after light	5.34365	3.292	8.38277
4 h after dark	6.429853333333333	4.45294	8.0632
8 h after dark	6.827026666666667	5.98489	7.94346
12 h after dark	9.957403333333334	8.23464	12.3242