I think they sold over 30 million.
If you want more information you can buy the one direction " up all night " live tour. If you do happens to buy it click on " extras " and then click on " on tour with one direction " and it tells you all about the cd
About 609,000 copies
it sold about the 6 million copies
1
around 7.2 million copies
about 16 million copies.
500,000 copies.
14 million copies
"I do" sold 154,000 copies.
26,000,000 copies
5million
201
actually it did sell more than 500,000 copies but never got any certification from the RIAA