My group has 1 Dwarf (Fighter), 3 Eladrin (Wizard, Rogue, Paladin), 1 Half Elf (Warlock), 1 Human (ranger), and 1 Halfling (warlord).
We'd have -1 eladrin, -1 halfling if the DM wasn't up in arms about Tiefling and Dragonborn. Of course, if the DM had his way we'd all be Human.