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_20139 ( "Ecozone" text, "Area (km\u00b2)" real, "Percentage of total area" text, "Percentage of land area" text, "Percentage protected" text )

### Question ###
What is the percentage of total area in the ecozone that the percentage of land area is 2.2?

### Accurate SQL ###

SELECT "Percentage of total area" FROM table_20139 WHERE "Percentage of land area" = '2.2'