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_170961_2 (census_ranking VARCHAR, area_km_2 VARCHAR)
### Question:
at area 191.43 what is the total number of census ranking?
### Answer:
SELECT COUNT(census_ranking) FROM table_170961_2 WHERE area_km_2 = "191.43"