What is the mean huc example code when the example name's lower snake, there are 6 digits, and less than 3 levels?
CREATE TABLE table_name_35 (
    example_code__huc_ INTEGER,
    level VARCHAR,
    example_name VARCHAR,
    digits VARCHAR
)
SELECT AVG(example_code__huc_) FROM table_name_35 WHERE example_name = "lower snake" AND digits = 6 AND level < 3
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 mean huc example code when the example name's lower snake, there are 6 digits, and less than 3 levels? ### Input: CREATE TABLE table_name_35 (
    example_code__huc_ INTEGER,
    level VARCHAR,
    example_name VARCHAR,
    digits VARCHAR
) ### Response: SELECT AVG(example_code__huc_) FROM table_name_35 WHERE example_name = "lower snake" AND digits = 6 AND level < 3