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_237 ( "Power Source" text, "Number of Generators" real, "Power Capacity (GW)" text, "% of total Capacity" text, "Capacity factor" text, "Annual Energy (billion kWh)" text, "% of annual production" text )

### Question ###
What is the percentage of total capacity when the energy is 120.2?

### Accurate SQL ###

SELECT "% of total Capacity" FROM table_237 WHERE "Annual Energy (billion kWh)" = '120.2'