Traders are pictured in front of the German share price index DAX board at the German stock exchange in Frankfurt May 7, 2013. Germany's blue-chip DAX index hit an all-time high on Tuesday, rising to 8,160.14 points at 0850 GMT as it tracks a global rally on the back of strong support from central banks.REUTERS/Lisi Niesner (GERMANY - Tags: BUSINESS)