U.S. one-month rates fluctuated on Wednesday and were traded close to the strongest level since 2008 before an auction today offering short-term debt totalling $68 billion following three- and six- month auctions drawing the weakest demand in 4 years. One-month bill rates were at 0.34% at 7:01 a.m. London time after touching 0.36% yesterday and today, the most since October 2008.