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_26873 ( "Rank" real, "Country" text, "Disposable USD 2011" real, "Disposable USD growth" real, "Compulsory deduction" text, "Gross USD 2011" real )

### Question ###
What is Australia's Disposable USD growth?

### Accurate SQL ###

SELECT MAX("Disposable USD growth") FROM table_26873 WHERE "Country" = 'Australia'