U hope none.
There is no specific number of copies. The book must sell the most copies in a specific period of time. The New York Times runs a weekly bestseller list that keeps track of book sales.
4.5 million copies
Philip Pullman has sold over 15 million copies of His Dark Materials series. It is unclear how much his other books have sold. He is probably in the 20-25 million copies category. (Not including his new book "The Good Man Jesus and the Scoundrel Christ.")
ten million
1
500,000 copies.
1000 copies have been sold
Zero or more.
yes
There is no specific number of copies. The book must sell the most copies in a specific period of time. The New York Times runs a weekly bestseller list that keeps track of book sales.
Don Quixote by Miguel de Cervantes Another Answer: Though the above book had many copies sold, particularly in Spain, no book has sold more copies than the Bible in the history of literature.
17 million
100 thousand
There is no book that has more copies than the Bible. Estimates are that over 6 billion copies of the Bible have been printed. Depending on the research results you can find, the next best selling book printed has less than 1 billion copies.
For each book over 1 million copies have been sold.
Over 50 million copies of "The Secret Garden" book have been sold worldwide since its publication in 1911.
For every hardback book, there are nine paperback books.