How many times is the candidates charles f. mercer (f) 100%?
CREATE TABLE table_2668336_24 (incumbent VARCHAR, candidates VARCHAR)
SELECT COUNT(incumbent) FROM table_2668336_24 WHERE candidates = "Charles F. Mercer (F) 100%"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_2668336_24 (incumbent VARCHAR, candidates VARCHAR) Question: How many times is the candidates charles f. mercer (f) 100%? [/INST] SELECT COUNT(incumbent) FROM table_2668336_24 WHERE candidates = "Charles F. Mercer (F) 100%" </s>