I'm in a band lama nudes While hundreds of banks participate in the foreign exchangemarket, four players dominate, with a combined share of morethan 50 percent, according to a May survey by EuromoneyInstitutional Investor. Germany's Deutsche Bank isNo. 1, with a 15 percent share, followed by Citigroup with14.9 percent, Britain's Barclays with 10 percent andUBS with 10 percent.