CREATE TABLE table_20800 ("Institution" CLOB, "Location" CLOB, "Nickname" CLOB, "Enrollment" FLOAT, "Established" FLOAT)

Total enrollment at the school with the nickname Blue Hens
SELECT COUNT("Enrollment") FROM table_20800 WHERE "Nickname" = 'Blue Hens'
SELECT COUNT("Enrollment") FROM "table_20800" WHERE "Nickname" = 'Blue Hens'