Name the total number of domestic mail for 7853 for total frieght and mail
CREATE TABLE table_21802 (
    "Year" real,
    "Domestic freight" real,
    "Domestic mail" real,
    "International freight" real,
    "International mail" real,
    "Total freight and mail" real,
    "Change" text
)
SELECT COUNT("Domestic mail") FROM table_21802 WHERE "Total freight and mail" = '7853'
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: Name the total number of domestic mail for 7853 for total frieght and mail ### Input: CREATE TABLE table_21802 (
    "Year" real,
    "Domestic freight" real,
    "Domestic mail" real,
    "International freight" real,
    "International mail" real,
    "Total freight and mail" real,
    "Change" text
) ### Response: SELECT COUNT("Domestic mail") FROM table_21802 WHERE "Total freight and mail" = '7853'