CREATE TABLE table_37201 ("School" TEXT, "Location" TEXT, "Founded" FLOAT, "Affiliation" TEXT, "Enrollment" FLOAT, "Nickname" TEXT, "Primary conference" TEXT)

What is the total enrollment for an affiliation of public, and was founded before 1866?
SELECT COUNT("Enrollment") FROM table_37201 WHERE "Affiliation" = 'public' AND "Founded" < '1866'
SELECT COUNT("Enrollment") FROM "table_37201" WHERE "Affiliation" = 'public' AND "Founded" < '1866'