Even the 26,250 figure would not be three times the numbers of McDonalds (which would amount to around 39,000).
And I'm sure the "video stores" included here would be just about every Blockbuster store in the country. Blockbuster is no more an "adult video store" than Barnes & Noble is an "adult bookstore".
This is no different than what the liberals do; play games with statistics in order to create a "crisis" requiring a big government solution.
But it still supports the the thesis of the article.