Well, you could look at the size of the workforce in, say, the year 1800 and compare.
Funny. But you didn’t answer the question.
I'm a free trader. I think anybody should be able to buy anything from anywhere. With that statement, I must also say that in our original papers, we see the intent for imports to provide the tax base!!! Tariffs are a natural funding source and should be strictly enforced.
As for jobs in America, all we need is a Marshall Plan instead of a continuous bank bail-out. Spend the money on people, not yachts and offshore bank accounts. There are also lots of people who should go to jail, but instead will be rewarded.