CREATE TABLE table_37496 ("Date" FLOAT, "Tournament" CLOB, "Surface" CLOB, "Opponent in the final" CLOB, "Score" CLOB)

Which Date has a Score of 6 3, 7 6?
SELECT SUM("Date") FROM table_37496 WHERE "Score" = '6–3, 7–6'
SELECT SUM("Date") FROM "table_37496" WHERE "Score" = '6–3, 7–6'