For Public Elementary and Secondary Schools: UPDATING AND ENCODING OF THE BASIC EDUCATION STATISTICS FOR THE BOSY 2017 -2018 IN THE LIS AND EBEIS Posted on October 24, 2017 by DepEd Mandaluyong Leave a comment 17-10-101. UPDATING AND ENCODING OF THE BASIC EDUCATION STATISTICS FOR THE BOSY 2017 -2018 IN THE LIS AND EBEIS 17-10-101b. DepED Order No. 45, s.2017 Guidelines on the Updating the Basic Education for the BOSY 2017-2018 in the LIS and EBEIS Memorandum Unnumbered