condition	mean	min	max
4 h after light	4.45692	4.44036	4.466880000000001
8 h after light	4.455633333333333	4.40335	4.54908
12 h after light	4.469103333333334	4.3779900000000005	4.59121
4 h after dark	4.53444	4.45993	4.57193
8 h after dark	4.484546666666667	4.4652	4.513380000000001
12 h after dark	4.51762	4.47641	4.54098