what is the sum of attendance of week 11
CREATE TABLE table_4995 (
    "Week" real,
    "Date" text,
    "Opponent" text,
    "Result" text,
    "Attendance" real
)
SELECT SUM("Attendance") FROM table_4995 WHERE "Week" = '11'
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: what is the sum of attendance of week 11 ### Input: CREATE TABLE table_4995 (
    "Week" real,
    "Date" text,
    "Opponent" text,
    "Result" text,
    "Attendance" real
) ### Response: SELECT SUM("Attendance") FROM table_4995 WHERE "Week" = '11'