Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_29 (top_5 INTEGER, position VARCHAR, year VARCHAR)
### Question:
Name the average Top 5 which has a Position of 52nd with a Year smaller than 2000?
### Answer:
SELECT AVG(top_5) FROM table_name_29 WHERE position = "52nd" AND year < 2000