shares of canadian apartment properties real estate investment trust un carut dropped 054 to c4936 monday in what proved to be an allaround negative trading session for the canadian market with the sptsx composite index gsptse falling 010 to 2061510 canadian apartment properties real estate investment trust un closed c160 short of its 52week high c5096 which the company achieved on february 2nd trading volume of 455241 shares eclipsed its 50day average volume of 376755