1 - China
1,339,724,852 as of November 1, 2010
2 - India
1,210,193,422 as of March 1, 2011
3 - United States of America
311,705,000 as of July 7, 2011
4 - Indonesia
237,556,363 as of May 2010
5 - Brazil
190,732,694 as of August 1, 2010
6 - Pakistan
176,554,000 as of July 7, 2011
7 - Nigeria
176,554,000 as of 2010
8 - Bangladesh
150,863,000 as of July 7, 2011
9 - Russia
142,905,200 as of January 1, 2011
10 - Japan
127,950,000 as of June 1, 2011
source 1 2