CREATE TABLE table_11452830_2 (a_ VARCHAR, kickoff_ VARCHAR, date VARCHAR)

How many times was there a kickoff in the September 4, 1988 game?
SELECT COUNT(kickoff_) AS "a_" FROM table_11452830_2 WHERE date = "September 4, 1988"
SELECT COUNT("kickoff_") AS "a_" FROM "table_11452830_2" WHERE "September 4, 1988" = "date"