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 membership_register_branch ( Member_ID int, Branch_ID text, Register_Year text )
TABLE: CREATE TABLE purchase ( Member_ID int, Branch_ID text, Year text, Total_pounds real )
TABLE: CREATE TABLE member ( Member_ID int, Card_Number text, Name text, Hometown text, Level int )
TABLE: CREATE TABLE branch ( Branch_ID int, Name text, Open_year text, Address_road text, City text, membership_amount text )

### Question ###
Compute the total how many city across city as a pie chart.

### Accurate SQL ###

SELECT City, COUNT(City) FROM branch GROUP BY City