A copy of Robert Mueller's report for $9.20 price became the No.1 Amazon bestseller, despite being available online for free. The book was published by Skyhorse Publishing & will release by April 30. Amazon didn't respond as to how many copies were sold. The demand grew & 200000 copies were being printed. Barnes & Noble website also sold the Skyhorse book before an official release, says it was the 2nd highest selling title.