CREATE TABLE table_30521 ("Letters" CLOB, "Organization" CLOB, "Nickname" CLOB, "Founding Date" CLOB, "Founding University" CLOB, "Type" CLOB, "Canadian Chapters" CLOB)

When 1873-12-25 is the founding date how many organizations are there?
SELECT COUNT("Organization") FROM table_30521 WHERE "Founding Date" = '1873-12-25'
SELECT COUNT("Organization") FROM "table_30521" WHERE "Founding Date" = '1873-12-25'