My figures came from Lincoln's messages to Congress in 1862 and 1863. Where did your figures come from?
But regardless where your figures come from they still point to a disconnect in your original arguement. Since we can safely say that the imports destined for southern consumers dropped to zero, then can we agree that all tariffs income was collected on imports destined for Northern consumers? Yet the tariff revenue you posted for 1862 dropped only $4 million. Imports should have dropped by 90%, right? So why didn't tariff revenue drop to nothing? Oh, I forget. "It was called the war," you said. So tell us, Pea. What did the North suddenly import in such massive quantities as a result of the war that they increased their import totals by 700% or 800% or more? It was called a war.
And what were all those extra imports that
"Safely" in the sense that you can say it without danger to life or limb, but not in the sense that it is correct.