If I had to guess, and assuming it was genuine, I would guess that lawyers have been nosing around H&K and found a judge willing to compel information disclosure like that. That sort of data sounds exactly like what a crusading lawyer would ask for in order to get around the Protection of Lawful Commerce in Arms Act.
So the lawyer demands to know how many guns individual dealers are selling, and then will probably try to use a high number of evidence of negligent entrustment or something like it against the dealer.
The bit about not supplying the US market I have no idea.
Remember when Obama held the people responsible for the targeting accountable? No, I don't either.
Here, we have strong evidence that Hillary's staffers and aides at the State Department used threats of IRS audits against US residents to pressure foreign nations.