CREATE TABLE table_203_7 (id DECIMAL, "pos." DECIMAL, "artist" TEXT, "single" TEXT, "year" DECIMAL, "sales" DECIMAL, "peak" DECIMAL)

how many sales did the single tic tic tac have ?
SELECT "sales" FROM table_203_7 WHERE "single" = '"tic, tic tac"'
SELECT "sales" FROM "table_203_7" WHERE "single" = '"tic, tic tac"'