. ▁Male : ▁female ▁ratio ▁among ▁teachers ▁is ▁ 5 0 : 5 0 . ▁▁ 2 0 % ▁of ▁the ▁overall ▁applic ant ▁pool ▁was ▁accepted ▁to ▁St . ▁Mark ' s ▁in ▁ 2 0 1 8 . ▁Of ▁those ▁accepted , ▁ 9 2 % ▁en rolled ▁at ▁St . ▁Mark ' s . ▁ 9 8 % ▁of ▁St . ▁Mark ' s ▁students ▁continued ▁into ▁the ▁next ▁grade ▁at ▁St . ▁Mark ' s ▁in ▁ 2 0 1 8 ▁( i . e ., ▁the ▁school ▁had ▁a ▁ 9 8 % ▁ret ention ▁rate ). ▁ ▁For ▁the ▁ 3 rd ▁consecutive ▁year , ▁the ▁ 2 0 1 8 - 1 9 ▁St . ▁Mark ' s ▁Fund ▁yield ed ▁over ▁$ 4 ▁million . ▁For ▁the ▁ 1 1 th ▁consecutive ▁year , ▁over ▁half ▁of ▁the ▁school ' s ▁al umn i ▁don ated ▁to ▁this ▁annual ▁fund , ▁as ▁did ▁about ▁ 9 0 % ▁of ▁the ▁current ▁parents . ▁Total ▁gift ▁rece i pts ▁in ▁ 2 0 1 7 - 2 0 1 8 ▁were ▁$ 1 4 . 6 ▁million . ▁As ▁of ▁September ▁ 2 0 1 8 , ▁the ▁school ' s ▁end ow ment ▁was ▁$ 1 4 0 ▁million . ▁This ▁transl ates ▁into ▁an ▁end ow ment ▁of ▁over ▁$ 1 1 7 , 0 0 0 ▁per ▁student . ▁ 1 7 % ▁of ▁students ▁received ▁financial ▁aid ▁for ▁the ▁ 2 0