condition	mean	min	max
4 h after light	3.365602	3.2423830000000002	3.605968
8 h after light	2.393784666666667	1.6529220000000002	2.812624
12 h after light	1.5831566666666668	1.453082	1.724568
16 h after light	4.0188603333333335	2.840335	5.958558
4 h after dark	3.903612	2.460343	6.167104
8 h after dark	1.7261023333333334	1.680382	1.7674849999999998