condition	mean	min	max
4 h after light	4.11953	3.22307	5.01599
8 h after light	4.91695	4.726	5.1079
12 h after light	7.607405	6.71692	8.49789
4 h after dark	6.716136666666666	5.58982	7.4278
8 h after dark	6.751623333333334	6.53268	6.95162
12 h after dark	5.307343333333333	4.39529	5.79224