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_2429 ( "Period" text, "Births" text, "Deaths" text, "Difference" text, "Crude Birth Rate" real, "Crude Death Rate" real, "Natural Increase" real, "Total Fertility Rate" real, "Infant Mortality Rate" real )

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

### Accurate SQL ###

SELECT COUNT("Natural Increase") FROM table_2429 WHERE "Births" = '388 000'