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_62 (length VARCHAR, expected_start_of_revenue_services INTEGER)
### Question:
What is the length when the expected start of revenue is more than 2017?
### Answer:
SELECT length FROM table_name_62 WHERE expected_start_of_revenue_services > 2017