OK, guess the graph and win a fabulous … hmm, I got nothin’ … win the plaudits of your fellow ForexLive participants!

Entries in the comments, please.
Answer will be revealed later (if no one guesses it first)
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OK, the gentlemen who guessed in the comments that it was related to Japan and Japanese debt – well done sirs!
Ed, David … take a bow.
(John and Andrew got very close with their guesses before I posted the answer graph too!)
Here’s the answer:
