How many entries for 50 occur when strike rate is 92.81?
CREATE TABLE table_4248 (
    "Year" real,
    "Matches" real,
    "Innings" real,
    "Not out" real,
    "Runs" real,
    "High Score" text,
    "100" real,
    "50" real,
    "Average" text,
    "Strike rate" text,
    "Catches/Stumpings" text
)
SELECT COUNT("50") FROM table_4248 WHERE "Strike rate" = '92.81'
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 for 50 occur when strike rate is 92.81? ### Input: CREATE TABLE table_4248 (
    "Year" real,
    "Matches" real,
    "Innings" real,
    "Not out" real,
    "Runs" real,
    "High Score" text,
    "100" real,
    "50" real,
    "Average" text,
    "Strike rate" text,
    "Catches/Stumpings" text
) ### Response: SELECT COUNT("50") FROM table_4248 WHERE "Strike rate" = '92.81'