How many entries have a speed of exactly 2.53 GHz?
CREATE TABLE table_29200 (
    "model" text,
    "Speed (GHz)" text,
    "L3 Cache (MB)" real,
    "QPI speed (GT/s)" text,
    "DDR3 Clock (MHz)" real,
    "TDP (W)" real,
    "Cores" real,
    "Threads" real,
    "Turbo-Boost" text
)
SELECT COUNT("Cores") FROM table_29200 WHERE "Speed (GHz)" = '2.53'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: How many entries have a speed of exactly 2.53 GHz? ### Input: CREATE TABLE table_29200 (
    "model" text,
    "Speed (GHz)" text,
    "L3 Cache (MB)" real,
    "QPI speed (GT/s)" text,
    "DDR3 Clock (MHz)" real,
    "TDP (W)" real,
    "Cores" real,
    "Threads" real,
    "Turbo-Boost" text
) ### Response: SELECT COUNT("Cores") FROM table_29200 WHERE "Speed (GHz)" = '2.53'