What is mario domínguez's average Grid?
CREATE TABLE table_name_88 (grid INTEGER, driver VARCHAR)
SELECT AVG(grid) FROM table_name_88 WHERE driver = "mario domínguez"
### Context: CREATE TABLE table_name_88 (grid INTEGER, driver VARCHAR) ### Question: What is mario domínguez's average Grid? ### Answer: SELECT AVG(grid) FROM table_name_88 WHERE driver = "mario domínguez"