CREATE TABLE table_2004 ("Institution" TEXT, "Location" TEXT, "Founded" FLOAT, "Affiliation" TEXT, "Enrollment" FLOAT, "Year Joined" FLOAT, "Nickname" TEXT, "Conference" TEXT)

How many University founded in 1863?
SELECT COUNT("Enrollment") FROM table_2004 WHERE "Founded" = '1863'
SELECT COUNT("Enrollment") FROM "table_2004" WHERE "Founded" = '1863'