Question: What is the percentage for Zares on May 21–22?
SQL: SELECT "Zares" FROM "2-15125225-2" WHERE "Date" = 'May 21–22';

Question: What is the source for 7% DeSUS?
SQL: SELECT "Source" FROM "2-15125225-2" WHERE "DeSUS" = '7%';

Question: What is the source for Zares at 8.6%?
SQL: SELECT "Source" FROM "2-15125225-2" WHERE "Zares" = '8.6%';

Question: What is the source corresponding to a date of May 25–27?
SQL: SELECT "Source" FROM "2-15125225-2" WHERE "Date" = 'May 25–27';