condition	mean	min	max
4 h after light	51.440179	49.136061	53.744297
8 h after light	44.413181	44.413181	44.413181
12 h after light	54.225648	48.244873	60.206423
4 h after dark	43.654317	42.327498	44.981136
8 h after dark	38.094201	35.81519	40.373212
12 h after dark	37.402158	37.402158	37.402158