Name the max top 5 for 5.0 avg finish
CREATE TABLE table_20991 (
    "Year" real,
    "Starts" real,
    "Wins" real,
    "Top 5" real,
    "Top 10" real,
    "Poles" real,
    "Avg. Start" text,
    "Avg. Finish" text,
    "Winnings" text,
    "Position" text,
    "Team(s)" text
)
SELECT MAX("Top 5") FROM table_20991 WHERE "Avg. Finish" = '5.0'
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 max top 5 for 5.0 avg finish ### Input: CREATE TABLE table_20991 (
    "Year" real,
    "Starts" real,
    "Wins" real,
    "Top 5" real,
    "Top 10" real,
    "Poles" real,
    "Avg. Start" text,
    "Avg. Finish" text,
    "Winnings" text,
    "Position" text,
    "Team(s)" text
) ### Response: SELECT MAX("Top 5") FROM table_20991 WHERE "Avg. Finish" = '5.0'