5 million have been sold, since it's a double album, technically 10 million copies, a lot of the Kiss catalog have not been certified since the 70's, so it is hard to tell how many albums they have sold!
By James Patterson? not sure....
28350
500 k
actually it did sell more than 500,000 copies but never got any certification from the RIAA
1000 copies have been sold
510,000 copies
40 Million Copies
320,000 copies sold as of now
For each book over 1 million copies have been sold.
"Stayin' Alive" by the Bee Gees sold over 2 million copies worldwide. It was a chart-topping hit in multiple countries and remains one of their most popular songs.
Too many.
Over 500,000 copies of Nightmare have been sold as of 2011.