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_name_38 (metropolitan_population__2006__millions INTEGER, metropolitan_area VARCHAR, gdp__ppp__us$_per_capita VARCHAR)

### Question ###
What is the average 2006 metropolitan population of Lima with a GDP per capita over $13,100?

### Accurate SQL ###

SELECT AVG(metropolitan_population__2006__millions) FROM table_name_38 WHERE metropolitan_area = "lima" AND gdp__ppp__us$_per_capita > 13 OFFSET 100