One of the largest U.S. bank Citigoup reported financial results for the third quarter. The increase in net profit amounted to an impressive 74% - from 2.17 to 3.77 billion dollars. Moreover, the bank's earnings for this period has not changed and reached the mark of 20.83 billion dollars instead of 20.74 billion dollars a year earlier. Results for the nine months of 2011 net income of Citigroup rose by 9% - to 10.1 billion dollars. Revenue of the bank at this very interesting was reduced by 10% - to 61.2 billion dollars. Recall that Citigroup is the third largest bank assets in the U.S..