CREATE TABLE table_18725 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

How many candidates were there when Henry Garland Dupr was the incumbent?
SELECT COUNT("Candidates") FROM table_18725 WHERE "Incumbent" = 'Henry Garland Dupré'
SELECT COUNT("Candidates") FROM "table_18725" WHERE "Incumbent" = 'Henry Garland Dupré'