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_189598_7 (population__2011_ VARCHAR, change___percentage_ VARCHAR)
### Question:
When 4.5 is the percentage of change how many population counts were made for 2011?
### Answer:
SELECT COUNT(population__2011_) FROM table_189598_7 WHERE change___percentage_ = "4.5"