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_2159547_3 (vacator VARCHAR, successor VARCHAR)
### Question:
How many people vacated to successor Dave E. Satterfield, Jr. (d)?
### Answer:
SELECT COUNT(vacator) FROM table_2159547_3 WHERE successor = "Dave E. Satterfield, Jr. (D)"