Forex Trading officially surpasses $5 Trillion per day mark
http://www.bloomberg.com/news/2012-03-11/currency-trading-at-5-trillion-a-day-surpassed-pre-lehman-high-bis-says.html
Currency trading may have risen to a record $5 trillion a day in September, surpassing the peak reached before Lehman Brothers (LEHMQ) Holdings Inc.’s collapse in 2008, according to theBank for International Settlements.