CREATE TABLE table_75622 ("Source" CLOB, "Date" CLOB, "Goldberg" CLOB, "Murray" CLOB, "Silbert" CLOB, "Undecided" CLOB)

What is the date of the poll with Goldberg at 26%?
SELECT "Date" FROM table_75622 WHERE "Goldberg" = '26%'
SELECT "Date" FROM "table_75622" WHERE "Goldberg" = '26%'