*U.K. May input prices fall 9.4% annually, consensus 8.3% fall

*U.K. May output prices drops 0.3% y-o-y, consensus 0.4% fall

Pound Rises Following U.K. May PPI Report

*U.K. May input prices up 0.4% on month, consensus 0.8%

*ECB's Trichet: This is a time of unprecedented uncertainty and challenges