CREATE TABLE table_203_592 (id NUMBER, "institution" CLOB, "location" CLOB, "athletic nickname" CLOB, "undergraduate enrollment" NUMBER, "graduate enrollment" NUMBER, "total enrollment" NUMBER, "2013 endowment\ ( and us rank ) " CLOB, "academic staff" NUMBER, "motto" CLOB)

what is the difference in enrollment numbers -lrb- total graduate and undergraduate -rrb- between the highest attend and lowest attended ivy league school ?
SELECT MAX("total enrollment") - MIN("total enrollment") FROM table_203_592
SELECT MAX("total enrollment") - MIN("total enrollment") FROM "table_203_592"