Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_13746866_2 (percentage_of_votes VARCHAR, election_date VARCHAR)

### Question ###
what's the percentage of votes with election date being 1981

### Accurate SQL ###

SELECT percentage_of_votes FROM table_13746866_2 WHERE election_date = 1981