The Canadian dollar depreciated vis-à-vis the U.S. dollar today as the greenback tested offers around the C$ 1.2315 level and was supported around the C$ 1.2150 level. Data released in Canada today saw the November trade surplus narrow to C$ 1.28 billion, its lowest level since October 1997, while October’s surplus was downwardly revised to C$ 2.25 billion from C$ 3.78 billion. U.S. dollar offers are cited around the C$ 1.2400 figure.