How many district has a candidate that was first elected on 1811?
CREATE TABLE table_2668254_25 (district VARCHAR, first_elected VARCHAR)
SELECT COUNT(district) FROM table_2668254_25 WHERE first_elected = "1811"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_2668254_25 (district VARCHAR, first_elected VARCHAR) Question: How many district has a candidate that was first elected on 1811? [/INST] SELECT COUNT(district) FROM table_2668254_25 WHERE first_elected = "1811" </s>