How many top division titles were won during the 'first season of current spell in top division' in 1979-80?
CREATE TABLE table_1819 (
    "Club" text,
    "First season in top division" text,
    "Number of seasons in top division" real,
    "First season of current spell in top division" text,
    "Number of seasons in Liga MX" real,
    "Top division titles" real
)
SELECT "Top division titles" FROM table_1819 WHERE "First season of current spell in top division" = '1979-80'
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 top division titles were won during the 'first season of current spell in top division' in 1979-80? ### Input: CREATE TABLE table_1819 (
    "Club" text,
    "First season in top division" text,
    "Number of seasons in top division" real,
    "First season of current spell in top division" text,
    "Number of seasons in Liga MX" real,
    "Top division titles" real
) ### Response: SELECT "Top division titles" FROM table_1819 WHERE "First season of current spell in top division" = '1979-80'