condition	mean	min	max
4 h after light	7.975077000000001	2.8575310000000003	12.95908
8 h after light	7.274207666666666	3.8627260000000003	12.84789
12 h after light	6.828242333333334	6.306307	7.661175
16 h after light	7.350930666666667	3.5296220000000003	13.47701
4 h after dark	7.545176333333333	5.571053	10.47182
8 h after dark	8.61928	6.460728	9.82056