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_37600 ( "Rank" real, "Airport" text, "Code (IATA/ICAO)" text, "Total Cargo (Metric Tonnes)" real, "% Change" text )

### Question ###
What's the average total cargo in metric tonnes that has an 11.8% Change?

### Accurate SQL ###

SELECT AVG("Total Cargo (Metric Tonnes)") FROM table_37600 WHERE "% Change" = '11.8%'