What does EE stand for?

PAPERBACK 1 (1) Atonement, Ian McEwan 2 (2) Billy, Pamela Stephenson 3 (3) Dead Famous, Ben Elton 4 (4) On Green Dolphin Street, Sebastian Faulks 5 (5) How To Be Good, Nick Hornby 6 (6) Churchill: A Biography, Roy Jenkins 7 (7) McCarthy's Bar, Pete McCarthy 8 (8) Back When We Were Grownups, Anne Tyler 9 (9) A Parrot In The Pepper Tree, Chris Stewart 10 (-) Shopaholic Ties The Knot, Sophie Kinsella HARDBACK 1 (2) Bad Beginning, Lemony Snicket 2 (1) Ersatz Elevator, Lemony Snicket 3 (4) Austere Academy, Lemony Snicket 4 (3) The Reptile Room, Lemony Snicket 5 (-) The Universe In A Nutshell, SW Hawkin 6 (9) Miserable Mill, Lemony Snicket 7 (7) Berlin: The Downfall 1945, Anthony Beevor 8 (6) Wide Window, Lemony Snicket 9 (5) Serious, John McEnroe 10 (10) Artemis Fowl, Eoin Colfer

Each one of the eight books in A Series of Unfortunate Events has reached the New York Times list of children's best sellers including The Bad Beginning, The Reptile Room, The Wide Window, The Miserable Mill, The Austere Academy, The Ersatz Elevator, The Vile Village and The Hostile Hospital.

PAPERBACK 1 (2) Billy, Pamela Stephenson 2 (1) Atonement, Ian McEwan 3 (4) On Green Dolphin Street, Sebastian Faulks 4 (3) Dead Famous, Ben Elton 5 (5) How To Be Good, Nick Hornby 6 (6) Churchill: A Biography, Roy Jenkins 7 (9) A Parrot In The Pepper Tree, Chris Stewart 8 (7) McCarthy's Bar, Pete McCarthy 9 (-) Adam And Eve Pinch Me, Ruth Rendell 10 (8) Back When We Were Grownups, Anne Tyler HARDBACK 1 (1) Bad Beginning, Lemony Snicket 2 (2) Ersatz Elevator, Lemony Snicket 3 (4) The Reptile Room, Lemony Snicket 4 (3) Austere Academy, Lemony Snicket 5 (5) The Universe In A Nutshel,l SW Hawkin 6 (8) Wide Window, Lemony Snicket 7 (6) Miserable Mill, Lemony Snicket 8 (-) The Road To McCarthy, Pete McCarthy 9 (7) Berlin: The Downfall 1945, Anthony Beevor 10 (9) Serious, John McEnroe