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_16751596_5 ( democrat VARCHAR, dates_administered VARCHAR )

### Question ###
what is the percentage for john kerry and dates administered is april 22, 2008?

### Accurate SQL ###

SELECT democrat AS :_john_kerry FROM table_16751596_5 WHERE dates_administered = "April 22, 2008"