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_21258_1 ( natural_increase VARCHAR, births VARCHAR )

### Question ###
where births is 388 000 how many number is natural increase

### Accurate SQL ###

SELECT COUNT(natural_increase) FROM table_21258_1 WHERE births = "388 000"