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_2276 ( "Constituency" text, "Electorate" real, "s Spoilt vote" real, "Total poll (%)" text, "For (%)" text, "Against (%)" text, "\u00b1 Yes side 2008 (%)" text )

### Question ###
When 27,822 (72.3) is the percentage for how many electorate measurements are there?

### Accurate SQL ###

SELECT COUNT("Electorate") FROM table_2276 WHERE "For (%)" = '27,822 (72.3)'