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_20507 ( "Region of USSR" text, "Number of families" real, "Number of people" real, "Average family size" text, "% of total deportees" text )

### Question ###
What regions of the USSR have a percentage of deportees of 10.6?

### Accurate SQL ###

SELECT "Region of USSR" FROM table_20507 WHERE "% of total deportees" = '10.6'