By Jorge Amselle, Author Gun Digest Shooter’s Guide to Concealed Carry

By some estimates there are over 11 million people who have concealed carry permits in the US.
Check it out:

That is several times larger than the entire US military and it does not include people who live in “Constitutional Carry” states where a permit is not required. But notice I am counting people who have permits, not people who carry on a daily basis. That number I suspect is significantly smaller; likely less than half.