Question:  Le Chiffre is a fictional character appearing in a novel in which other authors have written authorised Bond novels or novelizations since what year?
Sentence (from "Casino Royale (2006 film)"): Directed by Martin Campbell and written by Neal Purvis & Robert Wade and Paul Haggis, the film marks the third screen adaptation of Ian Fleming's 1953 novel of the same name.
Relevant evidence: No