CREATE TABLE table_72366 ("District" TEXT, "Incumbent" TEXT, "Party" TEXT, "First elected" FLOAT, "Results" TEXT, "Candidates" TEXT)

How many times did incumbent ruben hinojosa get elected?
SELECT COUNT("Results") FROM table_72366 WHERE "Incumbent" = 'Ruben Hinojosa'
SELECT COUNT("Results") FROM "table_72366" WHERE "Incumbent" = 'Ruben Hinojosa'