How many men in odeyssues' crew did scylla kill and eat?

In Homer's "Odyssey," Scylla kills and eats six of Odysseus' men. This occurs during their perilous journey past the monster, who snatches them from the ship as they attempt to navigate the strait between Scylla and Charybdis. The loss deeply affects Odysseus, but he must continue his voyage despite the tragedy.