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_51 (year VARCHAR, name VARCHAR, floors VARCHAR)
### Question:
How many years have a Name of tour quartier des spectacles, and Floors smaller than 31?
### Answer:
SELECT COUNT(year) FROM table_name_51 WHERE name = "tour quartier des spectacles" AND floors < 31