condition	mean	min	max
4 h after light	13.821233333333334	11.09804	19.1038
8 h after light	6.823410666666667	4.31647	10.98617
12 h after light	11.416094666666668	9.463686000000001	14.91536
16 h after light	16.411749999999998	13.12512	20.53383
4 h after dark	18.493226666666665	17.394289999999998	19.74928
8 h after dark	26.69250333333333	25.01153	29.994629999999997