What is the number of weight values associated with 340 blocks and more than 353 spikes?
CREATE TABLE "volleyball_at_the_2004_summer_olympics_m" (
  "name" text,
  "date_of_birth" text,
  "height" real,
  "weight" real,
  "spike" real,
  "block" real
);
SELECT COUNT("weight") FROM "volleyball_at_the_2004_summer_olympics_m" WHERE "block"=340 AND "spike">353;