Rates were little changed Monday following the release of weaker than expected economic data. This morning, the Chicago Purchasing Managers Index declined to 47.6, well below the consensus forecast of 53.0. Readings below 50.0 indicate contraction in manufacturing in the Midwest region. Separately, January Pending Home Sales fell 2.5%. An increase of 0.5% had been projected. No other key data will be released today.