l 106,687 Retirements (1016) - - - - - (19,616) As of March 31.2015 5188,782 3 382,841 s %map s 169,112 5236,468 S 461 18,160133 Accumdateef depredation: As of December 31, 2013 $ - 5330,870 $ 7.221,534 $ 121,519 5228,632 5 - 37,902,555 Deprecation - 30,154 188,803 19,044